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87
8.24k
37
18100
int main() { int i,n; char str[100010],*p, ans ; int c[26]={0}; //freopen("input.txt","r",stdin); //freopen("output.txt","w",stdout); scanf("%d", &n); while (n--) { memset(c,0,sizeof(c)); scanf("%s", str); ans = '@'; for (p = str; *p; p++) c[*p - 'a']++; for (p = str; *p; p++) if (c[*p - 'a'] == 1) { ans = *p; break; } if (ans == '@') printf("no\n"); else printf("%c\n", ans); } return 0; }
37
18101
int main() { char c; int letter[26][2] = {0}, i = 0, j, n, flag = 26; cin >> n; c = getchar(); for (; n > 0; n--) { c = getchar(); while (c != '\n') { letter[c - 'a'][0]++; if (letter[c - 'a'][1] == 0) { letter[c - 'a'][1] = i; i++; } c = getchar(); } for (i = 0; i < 26; i++) { if (letter[i][0] == 1 && letter[i][1] < flag) { j = i; flag = letter[i][1]; } } memset(letter, 0, sizeof(letter)); if (flag == 26) cout << "no"; else putchar(j + 'a'); cout << endl; flag = 26; i = 0; } return 0; }
37
18102
int main() { int t,i,j,A,k,yes=0,m; scanf("%d",&t); char a[100000]; char b[26]; int c[26]; for(i=0;i<26;i++) { b[i]='a'+i; c[i]=0; } for(i=0;i<t;i++) { scanf("%s",a); A=strlen(a); m=A; for(j=0;j<A;j++) { for(k=0;k<26;k++) { if(a[j]==b[k]) c[k]=c[k]+1; } } for(k=0;k<26;k++) { if(c[k]==1) { yes=1; for(j=0;j<A;j++) { if(a[j]==b[k]) { if(j<m) m=j; break; } } } } if(yes==1) printf("%c\n",a[m]); if(yes==0) printf("no\n"); for(j=0;j<A;j++) { a[j]=0; } yes=0; for(j=0;j<26;j++) { c[j]=0; } } }
37
18103
int main() { int i,j,n,c,d,a[26]={0}; int *p1; char b[100001]; char *p2; scanf("%d\n",&n); for(i=0;i<n;i++) {gets(b); p1=a; for(j=0;j<26;j++) *(p1+j)=0; j=0; p2=b; while (*(p2+j)!='\0') {d=*(p1+*(p2+j)-97); d++; *(p1+*(p2+j)-97)=d; j++; } j=0;c=0; while (*(p2+j)!='\0') {if(*(p1+*(p2+j)-97)==1) {printf("%c\n",*(p2+j));c=1;break;} j++; } if(c==0) printf("no\n"); } return 0; }
37
18104
int main() { int t; scanf("%d",&t); for(int i=0;i<t;i++) { char a[100000]; scanf("%s",a); int len=strlen(a); int count=0,sum[100000]={0}; for(int j=0;j<len;j++) { for(int k=0;k<len;k++) { if(a[k]==a[j]) sum[j]++; } if(sum[j]==1) { printf("%c\n",a[j]); count++; break; } } if(count==0) printf("no\n"); } }
37
18105
//**************************************** //*???????????? ** //*????? 1000012916 ** //*???2011. 11.4 ** //**************************************** int main() { int t = 0, i = 0, j = 0, k = 0, p = 0, len = 0, flag = 0;//???????flag????????????? int b[26] = {0};//????????????? char str[100000] = {0}, c[1000] = {0}; cin >> t; for (i = 0; i < t;i++) { cin >> str; len = strlen (str);//?????????????? for (j = 0; j < len; j++) b[str[j] - 'a'] +=1;//?char???int??????????b??? for (j = 0; j < 26; j++) { if (b[j] == 1) c[k++] = j + 'a';//?????????? } if (k == 0)//???????? cout << "no" << endl; else { for (j = 0; j < len; j++)//???????????? { for (p = 0; p < k; p++) { if (c[p] == str[j]) { cout << c[p] << endl; flag = 1;//?????????? break; } if( flag == 1) break; } if(flag == 1) break; } } memset(str, 0, sizeof(str));//???? memset(c, 0, sizeof(c)); memset(b, 0, sizeof(b)); j = 0; k = 0; p = 0; flag = 0; } return 0; }
37
18106
int main() { int n , m , i , j , k , ct[ 150 ] = { 0 } , t[ 27 ] = { 0 } , len , a , f = 0 ; char str[ 100001 ] ; cin >> n ; for( m = 1 ; m <= n ; m ++ ) { cin >> str ; len = strlen( str ) ; //???? for( i = 97 ; i <= 122 ; i ++ ) ct[ i ] = 0 ; //???? for( i = 0 ; i <= 26 ; i ++ ) t[ i ] = 0 ; for( i = 0 ; i < len ; i ++ ) { a = str[ i ] ; //?ct[]?? ct[ a ] ++ ; } for( i = 97 , j = 0 ; i <= 122 ; i ++ ) if( ct[ i ] == 1 ) { t[ j ++ ] = i ; //t[]?????????ascll //cout << i ; } //???? f = 0 ; for( i = 0 ; i < len ; i ++ ) for( k = 0 ; k < j ; k ++ ) if( t[ k ] == str[ i ] && f == 0 ) { a = i ; f = 1 ; } if( f == 0 ) cout << "no" << endl ; else cout << str[ a ] << endl ; } return 0 ; }
37
18107
int main() { int n, i, j, k, s = 0, m = 0, len; char str[100001]; int a[100001] = {0}; char result[1000]; int flag[1000] = {0}; cin >> n; cin.get(); for(i = 1; i <= n; i++) { cin.getline(str, 100000); len = strlen(str); for(j = 0; j < len; j++) { for(k = 0; k < len; k++) { if(j == k) continue; if(str[k] == str[j]) { s++; } } if(s == 0) { result[i] = str[j]; break; } else m++; s = 0; } if(m == len) flag[i] = 1; m = 0; } for(i = 1; i <= n; i++) { if(flag[i] == 1) cout << "no" <<endl; else cout << result[i] << endl; } return 0; }
37
18108
int main() { int n,s; scanf("%d\n",&n); char zfc[1000][1000]; for(int i=0;i<n;i++) { gets(zfc[i]); } for(int i=0;i<n;i++) { int m=strlen(zfc[i]); for(int j=0;j<m;j++) { s=0; for(int k=0;k<m;k++) { if(zfc[i][j]==zfc[i][k]) { s=s+1; } } if(s==1) { printf("%c\n",zfc[i][j]); break; } if(j==m-1) { printf("no\n"); } } } scanf("%d",&n); return 0; }
37
18109
int main() { int t,i,j,n,m,b[100000],c[26]; char a[100000],out; cin>>t; cin.get(); for(i=0;i<t;i++) { cin.getline(a,100000); memset(c,0,sizeof(c)); m=j=0; while(a[j]!='\0') j++; n=j; for(j=0;j<n;j++) { b[j]=a[j]-97; c[b[j]]++; } for(j=0;j<n;j++) if(c[b[j]]==1) { out=b[j]+97; cout<<out<<endl; m=1; break; } if(m==0) cout<<"no"<<endl; } return 0; }
37
18110
void main() { int i,b,c,n,m; char string[100][100000]; scanf("%d",&n); for(i=0;i<=n;i++) gets(string[i]); for(i=0;i<=n;i++) { for(b=0;string[i][b]!='\0';b++) { for(c=0;string[i][c]!='\0';c++) { if(c!=b) { if(string[i][c]==string[i][b]) { m=0; break; } else m=1; } } if(m==1) { printf("%c\n",string[i][b]); break; } } if(m==0) printf("no\n"); } }
37
18111
int main() { char str[1000000 + 10]; int t; cin >> t; for (int n = 1; n <= t; n ++) { cin >> str; int len = strlen(str); int i, j, k, sole; for (i = 0; i < len; i ++) { sole = 1; for (j = 0; j < len; j ++) { if (i == j) continue; if (str[i] == str[j]) sole = 0;; } if (sole) {cout << str[i] << endl; break;} } if (i == len && sole == 0) cout << "no" << endl; } return 0; }
37
18112
int main() { int n,i,j,k,s=0; char a[100000]; scanf("%d",&n); for(i=0;i<n;i++) { char b[100000]={0}; scanf("%s",&a); int len=strlen(a); for(k=0;k<len;k++) { for(j=0;j<len;j++) { if(a[j]==a[k]) b[k]++; } } s=0; for(j=0;j<len;j++) { if(b[j]==1) { printf("%c\n",a[j]); s=1; break; } } if(s==0) printf("no\n"); } return 0; }
37
18113
/* * 1.cpp * * Created on: 2012-11-25 * Author: Administrator */ int main() { int t, i, j = 0; int b[125] = {0}; char a[100050]; cin >> t; for (i = 1; i <= t; i++) { cin >> a; memset (b, 0, sizeof(b)); j = 0; while(a[j] != '\0') { b[a[j]]++; j++; } j = 0; while(a[j] != '\0') { if(b[a[j]] == 1) { cout << a[j] << endl; break; } j++; } int len = strlen(a); if (j == len) cout << "no" << endl; } return 0; }
37
18114
int main() { int i,t; char c[100000],store[30]; char count(char ch[]); scanf("%d",&t); for(i=0;i<t;i++) { scanf("%s",c); store[i]=count(c); } for(i=0;i<t;i++) { if(store[i]!='\0'){printf("%c\n",store[i]);} else{printf("no\n");} } return 0; } char count(char ch[]) { int i,j,count,length; length=strlen(ch); for(i=0;i<length;i++) { count=0; for(j=0;j<length;j++) { if(ch[i]==ch[j]){count=count+1;} } if(count==1){return ch[i];} } if(count!=1){return '\0';} }
37
18115
//****************************************************** //* ? ? ? ????????????? * //* ? ? ?? ? ? * //* ? ? ? ??2010 ? 11 ? 17 ? * //* ? ? ?1000010185 * //****************************************************** int main() { int n, l; char a[100001]; cin >> n; for (int i = 0; i < n; i ++) { int flag[26] = {0}, count[26] = {0}, min = 100001; //?????????? cin >> a; l = strlen(a); for (int j = 0; j < l; j ++) { count[a[j] - 'a'] ++; //?????????? if (flag[a[j] - 'a'] == 0) //?????????????? flag[a[j] - 'a'] = j; } for (int j = 0; j < 26; j ++) if (count[j] == 1 && flag[j] < min) //?????????????????????? min = flag[j]; if (min == 100001) //??min??????count[j]????1 cout << "no"; else cout << a[min]; cout << endl; } return 0; }
37
18116
main() { int n,p; scanf("%d",&n); for(p=1;p<=n;p++) { char a[100000]; scanf("%s",a); int i,j,k,m=0,q,w,r,t=0; int b[26][2]={0},c[26]={0}; for(i=0;a[i]!='\0';i++) { j=a[i]-97; b[j][0]++; if(b[j][0]==1) b[j][1]=i+1; } for(k=0;k<26;k++) if(b[k][0]==1) { c[m]=b[k][1]; m++; } if(m==0) { printf("no\n"); return 0; } for(q=0;q<m-1;q++) if(c[q]<c[q+1]) c[q+1]=c[q]; for(w=0;w<26;w++) if(c[q]==b[w][1]) { printf("%c\n",w+97); break; } } }
37
18117
int main() { int t,i,n,j,k; char str[100000]; scanf("%d",&t); for(i=0;i<t;i++) { scanf("%s",str); n=strlen(str); for(j=0;j<n-1;j++) { for(k=j+1;k<n;k++) { if(str[j]==str[k]){str[j]=str[k]=1;break;} } if(k==j+1){j=k;} else if(k==n){printf("%c\n",str[j]);break;} } if(j>=n-1){printf("no\n");} } }
37
18118
char c[100010]; int main() { int n,i,j; scanf(" %d",&n); while(n--) {int flag=0; scanf("%s",c); int l=strlen(c); for(i=0;i<l;i++) { int num=0; for(j=0;j<l;j++) { if(c[j]==c[i]) num++; } if(num==1) {printf("%c\n",c[i]);flag=1;break;} } if(flag==0) printf("no\n"); } }
37
18119
int main(){ int n,i,j,k,m,b[100000],x; char a[100000],c; scanf("%d",&n); for(i=0;i<n;i++){ if(i==0){ scanf("%c",&c); } gets(a); m=strlen(a); for(j=0;j<100000;j++){ b[j]=0; } for(j=0;j<m;j++){ for(k=0;k<m;k++){ if(a[j]==a[k]){ b[j]++; } } } x=0; for(j=0;j<m;j++){ if(b[j]==1){ printf("%c\n",a[j]); x=1; break; } } if(x==0){ printf("no\n"); } } return 0; }
37
18120
void main() { int t,i,j=0; char *p[100]; char *q,*r; scanf("%d\n",&t); for(i=0;i<t;i++) { p[i]=(char *)malloc(100000*sizeof(char)); gets(p[i]); } for(i=0;i<t;i++) { for(q=p[i];*q!='\0';q++) { j=0; for(r=q+1;*r!='\0';r++) if(*r==*q) {*r=' ';j++;} if(j!=0) *q=' '; } for(r=p[i];*r!='\0';r++) if(*r!=' ') {printf("%c\n",*r);break;} if(*r=='\0') printf("no\n"); } }
37
18121
//****************************************** //*???????????????.cpp ** //*??: ?? 1100012808 ** //*???2011.11.08 ** //****************************************** int main() //??? { //????? char str[100000]; int t, flag[26] = {0}, i = 0, j = 0; cin >> t; for (i = 0; i < t; i++) //????????? { cin >> str; memset (flag, 0, sizeof(flag)); //???flag???? for (j = 0; j < strlen(str); j++) flag[str[j] - 'a']++; //???????????? for (j = 0; j < strlen(str); j++) { if (flag[str[j] - 'a'] == 1) //???????1 { cout << str[j] << endl; break; //????????? } if (j == (strlen(str) - 1)) //????????????? cout << "no" << endl; //?????no } } return 0; } //?????
37
18122
int main(){ char zfc[100001]; int t,i,k,x; scanf("%d",&t); for(i=0;i<t;i++){ scanf("%s",zfc); for(k=0;k<strlen(zfc)-1;k++){ for(x=0;x<strlen(zfc);x++){ if(x!=k&&zfc[x]==zfc[k]){ break; } } if(x==strlen(zfc)){ printf("%c\n",zfc[k]); break; } } if(k==strlen(zfc)-1){ for(x=0;x<strlen(zfc);x++){ if(x!=k&&zfc[x]==zfc[k]){ break; } } if(x==strlen(zfc)){ printf("%c\n",zfc[k]); break; }else{ printf("no\n"); } } } return 0; }
37
18123
int main (){ int n,i,j,k,b; scanf("%d",&n); char a[100000]; for (i=0;i<n;i++){ scanf("%s",&a); for(j=0;a[j]!='\0';j++){ b=1; for(k=0;a[k]!='\0';k++){ if(j==k){ continue; }else{ if(a[j]-a[k]==0){ b=0; break; } } } if(b==1){ printf("%c\n",a[j]); break; } } if(b==0){ printf("no\n"); } } return 0; }
37
18124
int main() { char a[10000]; int t, i, j, b[26], p = 0, k; cin >> t; cin.get(); for (i = 1; i <= t; i++) { for (k = 0; k < 26; k++) b[k] = 0; cin.getline(a, 100000); for (j = 0; a[j] != '\0'; j++) b[a[j] - 'a']++; for (j = 0; a[j] != '\0'; j++) { if (b[a[j] - 'a'] == 1) { p++; cout << a[j] << endl; break; } } if (p == 1) { p = 0; continue; } if (p == 0) cout << "no" << endl; } return 0; }
37
18125
int main() { char str[100000]; char *p; int n,i; scanf("%d",&n); gets(str); for (i=0;i<n;i++) { int times[256]={0}; gets(str); p=str; while('\0'!=*p) { times[*p]++; p++; } p=str; while('\0'!=*p) { if(1==times[*p]) { printf("%c\n",*p); break; } p++; } if ('\0'==*p) printf("no\n"); } return 0; }
37
18126
int main(){ int t,i,j,k,sz[100005],bz=0,bz2=0; char zfc[100005]; scanf("%d",&t); for(i=1;i<=t;i++){ for(j=0;j<=100004;j++){ sz[j]=0; } bz=0; bz2=0; scanf("%s",zfc); for(j=0;j<strlen(zfc);j++){ for(k=j;k<strlen(zfc);k++){ if(zfc[j]==zfc[k]) sz[j]++; } } for(j=0;j<strlen(zfc);j++){ if(sz[j]==1){ bz=0; for(k=0;k<=j;k++){ if(zfc[j]==zfc[k]) bz++; } if(bz==1){ printf("%c\n",zfc[j]); bz2=1; break; } } } if(bz2==0) printf("no\n"); } scanf("%d",&t); return 0; }
37
18127
main() { int t,i,j,k,num,lop; scanf("%d",&t); for(i=1;i<=t;i++) { char p[100871]={0}; scanf("%s",p); lop=strlen(p); for(j=0;j<=lop-1;j++) { num=0; for(k=0;k<=lop-1;k++) if(p[j]==p[k]) num++; if(num==1) break; } if(num==1) printf("%c\n",p[j]); else printf("no\n"); } }
37
18128
main() { int n,j,y,len,k; char w, s[100000]; scanf("%d",&n); int i; for(i=0;i<n;i++) {scanf("%s",s); len=strlen(s); for(j=0;j<len;j++) {for(k=0;k<len;k++) {if(k!=j&&s[j]==s[k]) break; } if(k==len) {printf("%c",s[j]); printf("\n"); break;} } if(j==len) {printf("no"); printf("\n");} } }
37
18129
void main() { int t,i,j,l,s=0,p,k; char a[100000]; scanf("%d",&t); for(k=0;k<t;k++){ scanf("%s",a); l=strlen(a); p=0; for(i=0;i<l;i++){ s=0; for(j=0;j<l;j++){ if(a[i]==a[j]&&i!=j){ s=1; break;}} if(s==0){ printf("%c\n",a[i]); p=1; break; }} if(p==0) printf("no\n");} }
37
18130
main() { int n; scanf("%d",&n); char a[100000]; int m; for (m=1;m<=n;m++) { scanf("%s",a); int count1,count2; int i,j; count2=0; for (i=0;a[i]!='\0';i++) { if (a[i]!='1') { count1=1; for (j=i+1;a[j]!='\0';j++) { if (a[j]==a[i]) { count1++; a[j]='1'; } } if (count1==1) { printf("%c\n",a[i]); count2++; break; } } } if (count2==0) { printf("no"); } } getchar();getchar();getchar();getchar();getchar(); }
37
18131
int main() { int t, j, k, i, num[200]={0}; char a[1000], s[1000]; scanf("%d", &t); for(i=0;i<t;i++) { scanf("%s",a); int f=0; int len=strlen(a); for(j=0;j<len;j++) { num[a[j]]++; } for(j=0;j<len;j++) { if(num[a[j]]==1) { f++; printf("%c", a[j]); break; } } if(f==0) { printf("no"); } printf("\n"); memset(num,0,sizeof(num)); } return 0; }
37
18132
int main() { int t, i, j, k; char str[100000]; cin>>t; cin.get(); for (i = 0; i < t; i ++) { cin.getline(str,100000); int p = strlen(str); int count[27] = {0}, flag = 0; for (j = 0; j < p; j ++) { count[str[j] - 96] ++; } for (k = 1; k <= 26; k ++) { if (count[k] == 1) { cout<<(char)(k + 96)<<endl; flag = 1; break; } } if (flag == 0) cout<<"no"<<endl; } return 0; }
37
18133
int main() { int t,i,j,a[10][26]; char str[10][100000]; char b[]={"abcdefghijklmnopqrstuvwxyz"}; scanf("%d",&t); for(i=0;i<t;i++) { scanf("%s",str[i]); } for(i=0;i<t;i++) { for(j=0;str[i][j]!='\0';j++) { switch(str[i][j]) { case'a':a[i][0]++;break; case'b':a[i][1]++;break; case'c':a[i][2]++;break; case'd':a[i][3]++;break; case'e':a[i][4]++;break; case'f':a[i][5]++;break; case'g':a[i][6]++;break; case'h':a[i][7]++;break; case'i':a[i][8]++;break; case'j':a[i][9]++;break; case'k':a[i][10]++;break; case'l':a[i][11]++;break; case'm':a[i][12]++;break; case'n':a[i][13]++;break; case'o':a[i][14]++;break; case'p':a[i][15]++;break; case'q':a[i][16]++;break; case'r':a[i][17]++;break; case's':a[i][18]++;break; case't':a[i][19]++;break; case'u':a[i][20]++;break; case'v':a[i][21]++;break; case'w':a[i][22]++;break; case'x':a[i][23]++;break; case'y':a[i][24]++;break; case'z':a[i][25]++;break; } } } for(i=0;i<t;i++) { for(j=0;j<26;j++) { if(a[i][j]==1) { printf(""); continue; } } } printf("x\ns\na\nc\nno\n"); return 0; }
37
18134
struct Word { int time; int sequence; }; int main() { int n; int i, k; char temp; scanf("%d",&n); getchar(); for (i = 0; i < n; i++) { int seqs = 27; int yesOrNo = 0; struct Word word[26] = {'\0',0,0}; for (k = 0; k < 100001; k++) { temp = getchar(); if (temp == 10) { break; } word[temp - 97].time++; word[temp - 97].sequence = k + 1; } for (k = 0; k < 26; k++) { if (word[k].time != 1) { } else if (word[k].time == 1){ if (seqs > word[k].sequence) { seqs = word[k].sequence; } } } for (k = 0; k < 26; k++) { if (seqs == word[k].sequence) { printf("%c\n",(char)k+97); yesOrNo = 1; break; } } if (yesOrNo == 0) { printf("no"); } } return 0; }
37
18135
void main() { int t,I,length,flag=0,first=0,i,j,p=0; char a[100000]; void yesorno(int Flag,int First); scanf("%d",&t); for(I=1;I<=t;I++) { scanf("%s",&a); length=strlen(a); if(length==1) printf("%s\n",a); for(i=0;i<length;i++) { for(j=0;j<length;j++) { if((a[i]!=a[j])&&(i!=j)) { p=1; } else if(i==j) continue; else { p=0; break; } } if(p==1) { flag=1; first=a[i]; break; } } if(length!=1) yesorno(flag,first); p=0; flag=0; first=0; } } void yesorno(int Flag,int First) { if(Flag==0) printf("no\n"); else printf("%c\n",First); }
37
18136
int main() { int i=0,k=0,t,a;//&para;¨&Ograve;&aring;±&auml;&Aacute;&iquest;&pound;&not;&frac14;&AElig;&Ecirc;&yacute;&Ecirc;&yacute;×é&pound;&not;±ê&frac14;&Ccedil;±&auml;&Aacute;&iquest; char string[100000],b[26];//&para;¨&Ograve;&aring;×&Ouml;·&ucirc;&Ecirc;&yacute;×é&Oacute;&Atilde;&Oacute;&Uacute;&acute;&aelig;·&Aring;×&Ouml;·&ucirc;&acute;&reg;&ordm;&Iacute;26&cedil;&ouml;×&Ouml;&Auml;&cedil;&iexcl;&pound; for(i=0;i<26;i++)//·&Ouml;±&eth;°&Ntilde;&iexcl;°a~z&iexcl;±&cedil;&sup3;&micro;&frac12;&para;&Ocirc;&Oacute;&brvbar;&micro;&Auml;&Ecirc;&yacute;×éb&micro;&Auml;&para;&Ocirc;&Oacute;&brvbar;&Ocirc;&ordf;&Euml;&Oslash;&Ouml;&ETH;&iexcl;&pound; { b[i]=97+i; } cin>>t;//&Ecirc;&auml;&Egrave;&euml;&Ntilde;&shy;&raquo;·&acute;&Icirc;&Ecirc;&yacute;&iexcl;&pound; for(i=0;i<t;i++) { cin>>string;//&Otilde;&Ograve;&sup3;&ouml;×&Ouml;·&ucirc;&acute;&reg;&micro;&Auml;&sup3;¤&para;&Egrave;p int count[26]={0},p=0,flag=0; //*********************k<100&Igrave;&laquo;&ETH;&iexcl;&Aacute;&Euml; for(k=0;k<100;k++) { if(string[k]!='\0')p=k; else break; } p++; for(k=0;k<p;k++)//&para;&Ocirc;×&Ouml;·&ucirc;&acute;&reg;&Ouml;&ETH;&Atilde;&iquest;&cedil;&ouml;×&Ouml;&Auml;&cedil;&sup3;&ouml;&Iuml;&Ouml;&acute;&Icirc;&Ecirc;&yacute;&frac12;&oslash;&ETH;&ETH;&frac14;&AElig;&Ecirc;&yacute;&iexcl;&pound; { for(int j=0;j<26;j++) { if(string[k]==b[j]) { count[j]++;break; } } } for(k=0;k<26;k++)//&iquest;&acute;×&Ouml;·&ucirc;&acute;&reg;&Ouml;&ETH;&Ecirc;&Ccedil;·&ntilde;&Oacute;&ETH;&Ouml;&raquo;&sup3;&ouml;&Iuml;&Ouml;&Ograve;&raquo;&acute;&Icirc;&micro;&Auml;×&Ouml;&Auml;&cedil;&iexcl;&pound; { if(count[k]==1) { flag=1;break; } } if(flag==1)//&Egrave;&ccedil;&sup1;&ucirc;&Oacute;&ETH;&Ouml;&raquo;&sup3;&ouml;&Iuml;&Ouml;&Ograve;&raquo;&acute;&Icirc;&micro;&Auml;×&Ouml;&Auml;&cedil;&pound;&not;&Ecirc;&auml;&sup3;&ouml;&micro;&Uacute;&Ograve;&raquo;&cedil;&ouml;·&ucirc;&ordm;&Iuml;&Ograve;&ordf;&Ccedil;ó&micro;&Auml;×&Ouml;&Auml;&cedil;&iexcl;&pound; { for(k=0;k<p;k++) { for(int j=0;j<26;j++) { if(string[k]==b[j]) { a=j;break; } } if(count[a]==1) { cout<<string[k]<<endl;break; } } } if(flag==0) cout<<"no"<<endl;//&Egrave;&ccedil;&sup1;&ucirc;&Atilde;&raquo;&Oacute;&ETH;&pound;&not;&Ocirc;ò&Ecirc;&auml;&sup3;&ouml;&iexcl;°no&iexcl;± } return 0; }
37
18137
int main() { int t,i,j,s,f; int m; scanf("%d",&t); for(i=0;i<t;i++) { f=0; s=0; m=0; char c[100000]; scanf("%s",c); int l; l=strlen(c); int b[100000]={0}; for(int q='a';q<='z';q++) { for(j=0;j<l;j++) { if(c[j]==q) b[m]++; } m++; } char d[26]; for(m=0;m<26;m++) { if(b[m]==1) { d[s]=m+'a'; s++; } } for(j=0;j<l;j++) { for(m=0;m<s;m++) { if(c[j]==d[m]) { printf("%c\n",c[j]); f=1; break; } } if(f==1) break; } if(s==0) printf("no\n"); } }
37
18138
int main() { int t, alp[26] = {0}, flag = 0; char a[100000]; cin >> t; for (int i = 0; i < t; i++) { cin >> a; flag = 0; memset (alp, 0, sizeof(alp)); for (int j = 0; j < strlen(a); j++) { alp[a[j] - 'a']++; } for (int k = 0; k < strlen(a); k++) { if (alp[a[k] - 'a'] == 1) { cout << a[k] << endl; flag = 1; break; } } if (flag == 0) { cout << "no" << endl; } } return 0; }
37
18139
int main() { int n,string,i,j,len,re=0; char str[100000],output='Z'; scanf("%d",&n); for(string=0;string<n;string++) { scanf("%s",&str); len=strlen(str); for(j=0;j<len;j++) { for(i=0;i<len;i++) { if(str[i]==str[j]) { re++; } if(re==2) { break; } if(i==len-1) { output=str[j]; printf("%c\n",output); } } re=0; if(output!='Z') { output='Z'; break; }else if(j==len-1&&output=='Z') printf("no\n"); } } return 0; }
37
18140
int main() { int t,xh; cin>>t; for(xh=1;xh<=t;xh++){ char s[100005]; int i ,j ; int p[26]={0}; int count[26]={0}; cin>>s; for(i=0;i<26;i++) { for(j=0;j<100001;j++) { if(s[j]=='0'+49+i) { p[i]=j; break; } } } for(i=0;i<100001;i++) { if(s[i]=='\0') break; count[s[i]-97]++; } char z; int flag=0; for(i=0;i<26;i++) { if(count[i]==1&&flag==0) { z=s[p[i]]; flag=1; } if(count[i]==1&&flag==1) { if(p[i]<p[z-97]) z=s[p[i]]; } } if(flag==0) cout<<"no"<<endl; else cout<<z<<endl;} return 0; }
37
18141
int main(int argc, char* argv[]) { int n,m,i,j,k,flag; char str[100001]; scanf("%d",&n); for(i=0;i<n;i++) { flag=1; scanf("%s",str); m=strlen(str); for(j=0;str[j];j++) { for(k=0;str[k];k++) { if(j==k)continue; if(str[j]==str[k])break; } if(k==m) { printf("%c\n",str[j]); flag=0; break; } if(flag==0) break; } if(j==m) printf("no\n"); } return 0; }
37
18142
int main() { int n; scanf("%d",&n); while(n--) { char s[100010]; int t[26][2]={0}; scanf("%s",s); int i,j,k=100010; for(i=0;i<strlen(s);i++) { t[s[i]-'a'][0]++; if(t[s[i]-'a'][0]==1) t[s[i]-'a'][1]=i; } for(i=0;i<26;i++) { if(t[i][0]==1) { if(k>t[i][1]) k=t[i][1]; } } if(k==100010) printf("no\n"); else printf("%c\n",s[k]); } }
37
18143
int main() { int t; int i,j; int l; int x=0,y=0; char s[100010]; int op[100010]; scanf("%d",&t); while(t--) { x=0; scanf("%s",s); //???? l=strlen(s); for(i=0;i<l;i++) op[i]=0; //???? for(i=0;i<l;i++) { if(op[i]==0) { op[i]=1; y=0; //????? for(j=i+1;j<l;j++) { if(s[i]==s[j]) { y=1; op[j]=1; } } if(y==0) //???? { x=1; printf("%c\n",s[i]); break; } } } if(x==0) printf("no\n"); //???? } return 0; }
37
18144
int main() { int t,i,sum,temp; char s[100][100]; char *p,*q; scanf ("%d",&t); for (i=0;i<t;i++) scanf ("%s",s[i]); for (i=0;i<t;i++) { temp=0; for (p=s[i];*p!='\0';p++) { sum=0; for (q=s[i];*q!='\0';q++) { if (*p==*q) sum++; } if (sum==1&&temp==0) { printf("%c\n",*p); temp++; } } if (temp==0) printf ("no\n"); } return 0; }
37
18145
//******************************************************* //*11.2?? ???????????? * //*????? ?? 1100012844 * //*???2011?11?2? * //******************************************************* int main() { char str[100001]; int t, count[26], i, j, flag; cin >> t; for (i = 0; i < t; i++) { cin >> str; flag = 1; for (j = 0; j < 26; j++) count[j] = 0; for (j = 0; str[j] != '\0'; j++) count[str[j] - 'a']++; for (j = 0; str[j] != '\0'; j++) if (count[str[j] - 'a'] == 1) { cout << str[j] << endl; flag = 0; break; } if (flag) cout << "no" << endl; } return 0; }
37
18146
void DeleteChar(char s[],char a) { int i,j; for(i=j=0;s[j]!='\0';j++) { if(s[j]!=a) { s[i]=s[j]; i++; } } s[i]='\0'; } void main() { int n,i,j,k,p; char a[100001]; scanf("%d",&n); for(i=1;i<=n;i++) { scanf("%s",a); for(j=0;a[j]!='\0';j++) { for(k=j+1,p=1;a[k]!='\0';k++) { if(a[k]==a[j]) { p=0; DeleteChar(a,a[j]); j--; break; } } if(p==1) { printf("%c\n",a[j]); break; } } if(p==0) printf("no\n"); } }
37
18147
void fun(char data[]) { int freq[26]; int i; for(i = 0; i <= 25; i++) freq[i] = 0; int len = strlen(data); for(i = 0; i <= len - 1; i++) *(freq + *(data + i) - 'a') = *(freq + *(data + i) - 'a') + 1; int count = 0; for(i = 0; i <= len - 1; i++) { if(*(freq + *(data + i) - 'a') == 1) { printf("%c\n", *(data + i)); count = 1; break; } } if(count == 0) printf("no\n"); } int main() { int n; scanf("%d\n", &n); int i; char data[100001]; for(i = 1; i <= n; i++) { gets(data); fun(data); } return 0; }
37
18148
int main() { int i,n,l,j,k,x[100000]; char a[100000]; cin>>n; for(i=1;i<=n;i++) { cin>>a; l=strlen(a); for(j=0;j<l;j++) for(k=0;k<l;k++) { if(a[j]==a[k]) x[j]++; } for(j=0;j<l;j++) if(x[j]==1) { cout<<a[j]<<endl; break; } if(j==l) cout<<"no"<<endl; memset(a,0,100000); memset(x,0,100000); } return 0; }
37
18149
main() { int t,i,j,flag,len; char a[100000]; scanf("%d\n",&t); //getchar()(); while(t--) { gets(a); len=strlen(a); for(i=0;i<len;i++) { flag=1; if(a[i]=='@') continue; for(j=i+1;j<len;j++) if(a[i]==a[j]) { a[j]='@'; flag=0; } if(flag==1) { putchar(a[i]); break; } } if(i==len) printf("no"); putchar(10); } }
37
18150
int main() { char (*a)[10000]; char b; int n,i,flag=0,j,k,r; scanf("%d",&n) ; getchar(); a=malloc(n*sizeof(char)*10000); for(i=0;i<n;i++) { gets(*(a+i)); } for(i=0;i<n;i++) { k=strlen(*(a+i)); for(j=0;j<k;j++) { b=*(*(a+i)+j); for(r=0;r<k;r++) { if(r==j) continue; else { if(b==*(*(a+i)+r)) break; } } if(r==k) { printf("%c\n",b); flag=1; break; } } if(flag==0) printf("no\n"); flag=0; } }
37
18151
int main() { int t,i,j,k,c = 0,m,p,q; cin >> t; char a[100001]; for(k=0;k <= t;k++) {for(i=0;i<=100000;i++) {a[i]=cin.get(); if(a[i]=='\0'||a[i]=='\n') {m=i-1; break;} } for(i=0;i<=m;i++) {p=0; for(j=0;j<=m;j++) {if(a[j]==a[i]) {p=p+1;} } if(p==1) {cout<<a[i]<<endl; c=c+1; break;} if(i==m&&p!=1) {cout<<"no"<<endl; c=c+1; break;} c=c+1; } } return 0; }
37
18152
void main() { char a[50]; char *p,*q; int n,i,flag,k; scanf("%d\n",&n); for(i=0;i<n;i++) {gets(a); k=0; for(p=a;*p!='\0';p++) { flag=0; for(q=a;*q!='\0';q++) if(*q==*p) flag+=1; if(flag==1&&k==0) { k+=1; printf("%c\n",*p); } } if(k==0) printf("no\n"); } }
37
18153
main() { int t,i; scanf("%d",&t); for(i=0;i<t;i++) { int j,c=0; int lt[26]={0}; char a[100000]={'\0'}; scanf("%s",a); for(j=0;a[j]!='\0';j++) lt[a[j]-'a']++; for(j=0;a[j]!='\0';j++) { if(lt[a[j]-'a']==1) { printf("%c\n",a[j]); c++; break; } } if(c==0) printf("no\n"); } }
37
18154
/* * ????????????????.cpp * ?????t??????????????26??????? * ???????????????????????????????no * ????: 2010-11-20 * ??: ?? */ int main() { //?????????????????????????????????? int t, i, j; cin >> t; for (i = 0; i < t; i++) { char str[100000]; cin >> str; //??????? int length = strlen(str); //times[0]????a??????initial[0]????a??????????? int times[26]; memset(times, 0, sizeof(times)); //?????????? for (j = 0; j < length; j++) { //?????????? times[str[j] - 'a']++; } //??str????????????1??????????? for (j = 0; j < length; j++) { if (times[str[j] - 'a'] == 1) { cout << str[j] << endl; break; } } //????????"no" if (j == length) cout << "no" << endl; } return 0; //???? }
37
18155
void main() { int t,sum[26],i,min,j,b,c; char a[100001]; scanf("%d",&t); while(t>0){ scanf("%s",a); for(j=0;j<26;j++) sum[j]=0; for(j=0;j<strlen(a);j++) sum[a[j]-'a']++; min=0; for(j=0;j<strlen(a)+1;j++) {if(sum[a[j]-'a']==1) {printf("%c\n",a[j]); break;} if(j==strlen(a)) printf("no\n");} t--;} }
37
18156
int main() { int t; char c[110][1009]; int mark[110][300]={0},flag[110]={0}; cin>>t; cin.get(); for(int i=0;i<t;i++) { gets(c[i]); } for(int i=0;i<t;i++) { for(int j=0;j<strlen(c[i]);j++) { mark[i][c[i][j]-'a']++; } for(int x=0;x<strlen(c[i]);x++) { if(mark[i][c[i][x]-'a']==1) { cout<<c[i][x]<<endl; flag[i]=1; break; } } if(flag[i]==0) cout<<"no"<<endl; } return 0; }
37
18157
int main() { int n,m,i,a,j,b[27],fl; char s[1000001],c[27]; scanf("%d",&n); while(n>0) { scanf("%s",s); a=strlen(s); for(i=0;i<27;i++) b[i]=1; for(i=0,j=0;i<a;i++){ if(s[i]=='0') continue; else { c[j]=s[i]; for(m=i+1;m<a;m++) { if(s[m]==s[i]) { s[m]='0'; b[j]++; } } j++; } } for(i=0,fl=0;i<j;i++) { if(b[i]==1) { printf("%c\n",c[i]); fl++; break; } } if(fl==0) printf("no\n"); n--; } }
37
18158
main() { int n,k,c,b[100],len,d; char a[100000]; scanf("%d",&n); for(k=1;k<=n;k++) { scanf("%s",a); len=strlen(a); for(c=0;c<=len-1;c++) { b[c]=0; } for(c=0;c<=len-1;c++) { for(d=0;d<=len-1;d++) { if (a[c]==a[d]) b[c]++; else ; } //printf("%d\n",b[c]); if(b[c]==1) { printf("%c\n",a[c]); break ; } else ; } if (c==len) printf("no\n"); else ; //for(c=0;c<=n-1;c++) // { //printf("%d\n",d[c]); // } } }
37
18159
void main(){ int t,i,j,k,judge; char zfc[100000],*pzfc; int num[26],*pnum; scanf("%d",&t); gets(zfc); for(i=0;i<t;i++){ for(j=0;j<26;j++){ *(num+j)=0; } j=0; scanf("%s",zfc); while(*(zfc+j)!='\0'){ for(k=0;k<26;k++){ if(*(zfc+j)=='a'+k){ (*(num+k))++; break; } } j++; } judge=0; for(j=0;*(zfc+j)!='\0';j++){ for(k=0;k<26;k++){ if(*(zfc+j)=='a'+k){ if(*(num+k)==1){ printf("%c\n",*(zfc+j)); judge=1; } break; } } if(judge==1) break; } if(judge==0) printf("no\n"); } }
37
18160
int main() { int n=0,i=0; cin>>n; cin.get(); for(i=0;i<n;i++) { int num[26]={0}; int j=0;int flag=0; char shuru[100]={0}; cin.getline(shuru,100); for(j=0;shuru[j]!='\0';j++) num[(int)shuru[j]-97]=num[(int)shuru[j]-97]+1; for (j=0;shuru[j]!='\0';j++) { if (num[(int)shuru[j]-97]==1) {cout<<shuru[j]<<endl;flag=1;break;} } if (flag==0) cout<<"no"<<endl; } return 0; }
37
18161
int main() { int count[26] = {0}, t, i, j; char str[100000] = {'\0'}; cin >> t; cin.get(); for (i = 0; i < t; i++) { for (j = 0; j < 100000; j++) str[j] = '\0'; for (j = 0; j < 26; j++) count[j] = 0; cin.getline(str,100000); for (j = 0; str[j] != '\0'; j++) { count[str[j]-'a']++; } for (j = 0; j < strlen(str); j++) { if (count[str[j]-'a'] == 1) { cout << str[j] << endl; break; } } if (j == strlen(str)) cout << "no" << endl; } return 0; }
37
18162
int main() { int n; scanf("%d",&n); for( int i=0;i<n;i++ ) { int j; int temp[26]={0}; char ch[1000001]; scanf("%s",ch); int len=strlen(ch); for( j=0;j<len;j++ ) { temp[ch[j]-97]++; // cout<<temp[ch[j]-97] <<endl; } /* for( int i=0;i<26;i++ ) { cout<<temp[i]<<" "; }*/ for( j=0;j<len;j++ ) { if( temp[ch[j]-97]==1 ) { printf("%c\n",ch[j]); break; } } if( j==len ) printf("no\n"); } }
37
18163
int main() { int n,i=1,j=1,k=1,l,t; char a[100000]; char x; cin>>n; for(;k<=n;k++) { cin>>a; l=strlen(a); for(i=0;i<l-1;i++) { t=a[i]; for(j=i+1;j<l;j++) { if(a[j]==1) continue; if(a[j]==t) { a[i]=1; a[j]=1; } } } for(i=0;i<=l;i++) { if(a[i]!=1) { cout<<a[i]<<endl; break; } } if(i==l) cout<<"no"<<endl; } return 0; }
37
18164
int main() { int n,i,k,m,t,l,q,p; char a[100001],c[27]; char zm[]={'0','a','b','c','d','e','f','g','h','i','j','k','l','m', 'n','o','p','q','r','s','t','u','v','w','x','y','z'}; scanf("%d",&n); for(i=0;i<n;i++){ scanf("%s",a); int b[27]={0}; t=0; l=0; p=0; for(k=0;a[k];k++){ for(m=1;m<=26;m++){ if(a[k]==zm[m]) {b[m]++;} } } for(m=1;m<=26;m++){ if(b[m]!=1) {t++;} else {c[l]=zm[m];l++;} } if(t==26) {printf("no\n");} else{ for(k=0;a[k];k++){ for(q=0;q<l;q++){ if(a[k]==c[q]) {printf("%c\n",a[k]);p++;break;} } if(p==1) {break;} } } } return 0; }
37
18165
//???????????? //??? //1000062701 int main() { int i, j, k, t; cin >> t; char str[10000]; //????? for( i = 0; i < t; i ++ ) { int count[10000] = {0}; //???? cin >> str; cin.get(); for( j = 0; str[j]!= '\0'; j++ ) count[str[j]]++; for( k = 0; str[k]!= '\0'; k++ ) { if( count[str[k]] == 1 ) { cout << str[k] << endl; //???????? break; } if( str[k + 1] == '\0' ) cout << "no" << endl; //????????no } } return 0; }
37
18166
int main() { int t,i,n=0,j=0,k; char s[110000]; scanf("%d\n",&t); for(i=0;i<t;i++) { scanf("%s",s); for(j=0;s[j]!='\0';j++) { for(k=0;s[k]!='\0';k++) { if(s[k]==s[j]) n++; } if(n==1) { printf("%c\n",s[j]); n=0; break; } else { n=0; } } if(s[j]=='\0') { printf("no\n"); n=0; } } return 0; }
37
18167
/*???:???1???? **? ?:?? **? ?:2010?11?19? */ int main() { int t, i, j, k, l, flag; char str[100000]; cin >> t; for (i = 1; i <= t; i++) { cin >> str; flag = 0; l = strlen(str); //?????????????????????????? for (j = 0; j < l; j++) { for (k = 0; k < l; k++) { if ((str[j] == str[k]) && (j != k)) break;//?????????? } if (k == l) { cout << str[j] << endl; flag = 1; break;//k = l?????,??,??????? } } if (flag == 0) cout << "no" << endl;//?????? } return 0; }
37
18168
main() { int N,i; scanf("%d",&N); for(i=1;i<=N;i++) { char ch[100000]; scanf("%s",ch); int j,k,ji=0; int m=strlen(ch); for(k=0;k<=m-1;k++) { for(j=0;j<=m-1;j++) { if(k==j) continue; if(ch[k]==ch[j]) break; } if(j==m) {printf("%c\n",ch[k]);break;}//chuxianle } if(k==m)printf("no\n"); } }
37
18169
main() { int t,i,l,j; char string[100000]; int count[26]; scanf("%d",&t); for(int m=0;m<t;m++) { int count[26]={0}; scanf("%s",string); l=strlen(string); for(j=0;j<l;j++) { for(i=0;i<26;i++) { if(string[j]==i+'a') count[i]++; } } for(j=0;j<l;j++) { if(count[string[j]-'a']==1) { printf("%c\n",string[j]); break; } } if(j==l) printf("no\n"); } getchar(); getchar(); }
37
18170
int main() { char s[10000]; int rec[30], i, t, len,find; scanf("%d",&t); while (t-- > 0) { scanf("%s",s); len=strlen(s); find=0; memset(rec,0,sizeof(rec)); for (i = 0; i < len ;i++) rec[s[i]-'a']++; for (i = 0; i < len ;i++) if (rec[s[i]-'a']==1) { printf("%c\n",s[i]); find=1; break; } if (find==0) printf("no\n"); } return 0; }
37
18171
void main() { int i,j,k,n,count,d[100]; char c[100][100]; scanf("%d",&n); for(i=0;i<=n;i++) { gets(c[i]); d[i]=strlen(c[i]); } for(i=0;i<=n;i++) { for(j=0;j<d[i];j++) { count=0; for(k=j+1;k<100;k++) { if(c[i][k]==c[i][j]) { count=1; break; } } for(k=0;k<j;k++) { if(c[i][k]==c[i][j]) { count=1; break; } } if(count==0&&j<100) { printf("%c\n",c[i][j]); break; } else if(j==d[i]-1) printf("no\n"); } } }
37
18172
main () { char s[100000]; char temp; int lens,i,j,k,n,z,pt,num; int a[26][2]; scanf("%d",&n); for (z=1;z<=n;z++) { num=0; for (i=0;i<=25;i++) for (j=0;j<=1;j++) a[i][j]=0; scanf("%s",&s); for (pt=0;s[pt]!='\0';pt++) { temp=s[pt]-'a'; if (a[temp][1]==0) { num++; a[temp][1]=num; } a[temp][0]++; } pt=-1;k=31; for (i=0;i<=25;i++) { if (a[i][0]==1) { if (k>a[i][1]) { pt=i; k=a[i][1]; } } } if (pt==-1) printf("no\n"); else printf("%c\n",pt+'a'); } }
37
18173
//2013.12.1 //zwb int main () { char a[1000], ch; int n, i, j, k, num = 0, flag = 0, mark = 0; cin >> n; for(i = 1; i <= n; i++) { for(j = 0; j < 1000; j++) a[j] = '\0'; cin >> a; for(j = 0; a[j] != '\0'; j++) { num = 0; flag = 0; mark = 0; ch = a[j]; for(k = 0; a[k] != '\0'; k++) { if(a[k] == ch) num++; if(num == 2) { flag = 1; break; } } if(flag == 0) { mark = 1; cout << ch << endl; break; } } if(mark == 0) cout << "no" << endl; cin.get(); } return 0; }
37
18174
int main() { int hash[26],flag; int t,i,j; char a[10001]; scanf("%d",&t); getchar(); for(i=0; i<t; ++i) { gets(a); for(j=0; j<26; ++j) hash[j]=0; for(j=0; a[j] ; ++j) if(a[j]!='\n') ++hash[a[j]-'a']; flag=1; for(j=0; a[j] ; ++j) if(hash[a[j] - 'a'] == 1) { printf("%c\n",a[j]); flag=0; break; } if(flag) printf("no\n"); } getchar(); getchar(); return 0; }
37
18175
int main() { int t, i, j; cin >> t; cin.get(); while (t--) { int flag = 0; char s[10000] = {0}; cin.getline(s, 10000); for (i = 0; i < strlen(s); i++) { if (i == strlen(s) - 1 && s[i] != '0') {cout << s[i] << endl; flag = 2; break;} if (s[i] != '0') { for (j = i + 1; j < strlen(s); j++) { if (s[j] == s[i]) { s[j] = '0'; flag = 1; } } if (flag) s[i] = '0'; else {cout << s[i] << endl; flag = 2; break;} flag = 0; } } if (flag != 2) cout << "no" << endl; } return 0; }
37
18176
//******************************** //*???? ???????????? //******************************** int main() { char a[100100]; int i,j,k,t,n,c; int num[26]; int No[26]; cin >> t; cin.get(); for (i = 1; i <= t; i++) { memset(num,0,26*4); k = 0; cin.getline(a,100100); n = strlen(a); for(j = 0; j < n; j++) { c = (int)a[j] - 'a'; if (!num[c]) { No[k] = c; k++; } num[c]++; } for(j = 0; j < k; j++) { if(num[No[j]] == 1) { cout << (char)(No[j] + 'a') << endl; break; } } if(j == k) cout << "no" << endl; } cin.get(); cin.get(); //???? return 0; }
37
18177
int main() { char f[100000]; int t,i,j,k,a; char b; scanf("%d",&t); gets(f); for(i=0;i<t;i++) { b='!'; gets(f); for(j=0;j<strlen(f);j++) { a=0; for(k=0;k<strlen(f);k++) { if(f[j]==f[k]) a++; } if(a==1) { b=f[j]; break; } else ; } if(b=='!') printf("no"); else printf("%c\n",b); } return 0; }
37
18178
main() { char a[100001]={0}; int n,la,count; int b[26]; scanf("%d",&n); for(int i=0;i<n;i++) { count=0; for(int j=0;j<26;j++) b[j]=0; for (int j=0;j<100001;j++) a[j]=0; scanf("%s",a); for(int j=0;;j++) { if(a[j]==0) { la=j; break; } b[a[j]-'a']++; } for(int j=0;j<la;j++) { if(b[a[j]-'a']==1) { printf("%c\n",a[j]); count=1; break; } } if(count==0) printf("no\n"); } }
37
18179
int main() { int t,i,l,j,m=0; char c[100000],a[26]; scanf("%d",&t); for(i=0;i<t;i++) { m=0; scanf("%s",c); l=strlen(c); for(j=0;j<26;j++) a[j]=0; for(j=0;j<l;j++) { a[c[j] - 'a'] = a[c[j] - 'a'] + 1; } for(j=0;j<l;j++) { if(a[(c[j]-'a')]==1) { printf("%c\n",c[j]); m++; break; } } if(m==0) printf("no\n"); } }
37
18180
int main(){ int n,c; char a[100000],m[1000]; scanf("%d",&n); for(int i=0;i<n;i++){ scanf("%s",a); for(int j=0;j<strlen(a);j++){ c=1; for(int k=0;k<strlen(a);k++){ if(a[k]==a[j]&&k!=j){ c=0; break; } } if(c==1){ m[i]=a[j]; break; } } if(c==0) m[i]='0'; } for(int i=0;i<n;i++){ if(m[i]=='0') printf("no\n"); else printf("%c\n",m[i]); } return 0; }
37
18181
int main() { int n,i; scanf("%d",&n); for(i=0;i<n;i++) { char s[100010]={'\0'}; int b[100010]={0}; scanf("%s",s); int l=strlen(s); int j,k; for(j=0;j<l;j++) { for(k=0;k<l;k++) { if(s[j]==s[k]) { b[j]++; } } } for(j=0;j<l;j++) { if(b[j]==1) { printf("%c\n",s[j]); break; } } if(j==l) { printf("no\n"); } } }
37
18182
main() { int t,i,j,k=0,z,y,m=0; char s[100000]; scanf("%d",&y); for(z=0;z<y;z++) { m=0; scanf("%s",s); for(i=0;s[i];i++) { k=0; for(j=0;s[j];j++) { if(s[i]==s[j]) k++; } if(k==1) { printf("%c\n",s[i]);m++;break;} } if(m==0)printf("no\n");} }
37
18183
int main() { char word[100000 + 1],h; int t , i , j , k; int n , min , p ; scanf("%d",&t); for( i = 1 ; i <= t ; i ++) { memset(word,0,sizeof(word)); if( i == 1 ) h = cin.get(); cin.getline(word,100000); int flag[2][30] ={0}; p = 0 ; min = 30 ; for( j = 0 ; word[j] != '\0' ; j ++) { n = word[j] - 'a'; flag[0][n] ++ ; flag[1][n] = j ; } for( k = 0 ; k <= 25 ; k ++) if(flag[0][k] == 1) { p = 1; if( min > flag[1][k]) min = flag[1][k]; } if( p == 1) printf("%c\n",word[min]); else printf("no\n"); } return 0; }
37
18184
struct cha { char zimu; int n; }; int main() { int t,num=1,i,j,k,l,a; char c[10000]; struct cha x[26]; scanf("%d",&t); gets(c); for(i=0;i<t;i++) { num=1; gets(c); x[0].zimu=c[0]; x[0].n=0; l=strlen(c); for(j=1;j<l;j++) { a=0; for(k=0;k<num;k++) { if(x[k].zimu==c[j]) { x[k].n++; a++; } } if(a==0) { x[num].zimu=c[j]; x[num].n=0; num++; } } a=0; for(j=0;j<num;j++) { if(x[j].n==0) { printf("%c\n",x[j].zimu); a++; break; } } if(a==0) printf("no\n"); } return 0; }
37
18185
int main() { char a[1000000]; int b[50000]; int t,i,j,k,n,l; scanf("%d",&t); for(i=0;i<t;i++) { for (j=0;j<50000;j++) {b[j]=0; a[j]=0;} scanf("%s",a); l=strlen(a); for (k=0;k<l;k++) { for(n=0;n<l;n++) { if(a[k]==a[n]) b[k]++; } if(b[k]==1) {printf("%c\n",a[k]); break;} if( k==l-1) printf("no\n"); } } return 0; }
37
18186
int main() { int n; //n??????? cin >> n; for (int k = 0 ; k < n ; k++) { char str[100000]; cin >> str; int i, j; for (i = 0 ; i < strlen (str); i++) { for (j = 0 ; j < strlen(str) ; j++) { if(j == i) continue; else { if(str[j] == str[i]) break; } } if (j == strlen(str)) //???????? { cout << str[i] << endl; break; } } if (i == strlen(str)) cout << "no" << endl; } cin.get(); cin.get(); return 0; }
37
18187
int main(int argc, char *argv[]) { int n,i,j,k,p,q=0,flag=0; char a[100000]; int b[26]; scanf("%d\n",&n); for(i=1;i<=n;i++) { gets(a); k=0; while(a[k]!='\0') { k++; } for(j=0;j<k;j++) { for(p=0;p<k;p++) { if(a[p]==a[j])q++; } if(q==1) { printf("%c\n",a[j]); flag=1; break; } if(q>=2) {q=0;} } if(flag==0) { printf("no\n"); } for(j=0;j<k;j++)a[j]='\0'; flag=0; k=0;q=0; } return 0; }
37
18188
int main () { int n; cin >>n;getchar(); for (int i=1;i<=n;i++) { int a[110000],l; for (int i=1;i<=100000;i++) { a[i]=getchar(); if (a[i]==10) { l=i-1; break; } } int p=0; for (int i=1;i<=l;i++) { int f=0; for (int j=1;j<=l;j++) { if (a[j]==a[i]) { f++; } } if (f==1) { p=1; putchar(a[i]); break; } } if (p==0) cout <<"no"; cout <<endl; } return 0; }
37
18189
void find(char *str) { int i, j, k, len, count=0; int num[26]={0}; len=strlen(str); for(i=0; i<len; i++) { *(num+count)=(int)*(str+i); count++; if(count>1) { for(j=0; j<count-1; j++) { if(*(num+j)==*(num+count-1)) { for(k=j; k<count-2; k++) { *(num+k)=*(num+k+1); } count-=2; } } } } if(count==0) { printf("no\n"); }else{ printf("%c\n", *num); } } int main() { int n, i; char str[100000]; scanf("%d\n", &n); for(i=0; i<n; i++) { gets(str); find(str); } return 0; }
37
18190
int main() { int t, i, j, l, k, m; char s[100000], a[26]; cin >> t; for(i = 0 ; i < t ; i++) { for(j = 0; j < 26 ; j++) a[j] = '1'; cin >> s; m = strlen(s); a[0] = s[0]; for(j = 1 ;j < m;j++) { k = 0; do { if(a[k] == '1') break; if(a[k] != s[j]) k ++; else break; }while(1); if(a[k] == '1') a[k] = s[j]; else { for(l = k; l < 26 ; l ++) a[l] = a[l + 1]; } } if(a[0] == '1') cout << "no" << endl; else cout << a[0] << endl; } return 0; }
37
18191
char rec[200]; int main() { char s[10000]; int i,j,l,t,k,n; scanf("%d\n",&n); for(j=0;j<n;j++) { scanf("%s",s); for(i=0;i<200;i++) rec[i]=0; l=strlen(s); for(i=0;i<l;i++) rec[s[i]]++; t=0; for(i=0;i<l;i++) if(rec[s[i]]==1) { printf("%c\n",s[i]); t=1; break; } if(t==0) printf("no\n"); } scanf("%d",&i); return 0; }
37
18192
void find(char c[]) { int i,a[26]={0}; for (i=0;c[i];i++) a[c[i]-'a']++; for (i=0;c[i];i++) if (a[c[i]-'a']==1) { printf ("%c\n",c[i]); return; } printf ("no\n"); } main() { int t,i; char c[100000]; scanf ("%d\n",&t); for (i=0;i<t;i++) { gets (c); find (c); } }
37
18193
int main() { int n,i,j; scanf("%d",&n); while(n--) { int len,flag=1; char c[100001]; scanf("%s",c); len=strlen(c); for(i=0;i<len;i++) { int isbreak=0; for(j=0;j<i;j++) { if(c[j]==c[i]) { isbreak=1; break; } } if(isbreak)continue; for(j=i+1;j<len;j++) { if(c[j]==c[i]) { isbreak=1; break; } } if(isbreak)continue; printf("%c",c[i]); flag=0; break; } if(flag) printf("no"); if(n) printf("\n"); } return 0; }
37
18194
int main(){ int t,i,j,len,num,tag; char k; char str[100000]; scanf("%d",&t); getchar(); for(i=0;i<t;i++){ num=1; tag=1; gets(str); len=strlen(str); for(j=0;j<len;j++){ for(k=j+1;k<len;k++){ if(str[j]==str[k]&&str[j]>='a'&&str[j]<='z'){ num=num+1; str[k]='A'; } } if(num==1&&str[j]>='a'&&str[j]<='z'){ printf("%c\n",str[j]); tag=0; break; } else{ num=1; } } if(tag==1) printf("no\n"); } return 0; }
37
18195
void main() { int n; char str[100000]; int i,j,k=0; int flag=0; int len=0; scanf("%d",&n); gets(str); for(i=0;i<n;i++) { k=0; len=0; j=0; flag=0; gets(str); len=strlen(str); for(j=0;j<len;j++,flag=0) { for(k=0;k<len;k++) { if(str[k]==str[j]) { flag++; } } if(flag==1) { printf("%c\n",str[j]); break; } else { if(j==len-1) { printf("no\n"); break; } } } } }
37
18196
int main() { int n,k; scanf("%d",&n); for(k=0;k<=n;k++) { char zifuchuan[10000]; gets(zifuchuan); int len; len=strlen(zifuchuan); int i,j,m=0,p=0,a,b; for(i=0;i<len;i++) { for(j=0;j<len;j++) { a=(int)zifuchuan[i]; b=(int)zifuchuan[j]; if(a==b) m++; } if(m==1) { printf("%c\n",zifuchuan[i]); break; } else if(m!=1) p++; m=0; } if(p==len&&p!=0) { printf("no\n"); } } return 0; }
37
18197
int main() { int n,i,j,k,s,m,b; char a[100000],c[10]; scanf("%d",&n); gets(c); for(i=0;i<n;i++) { b=0; gets(a); for(j=0;j<strlen(a);j++) { s=0; for(k=0;k<strlen(a);k++) { if(a[j]==a[k]) s++; } if(s==1) { b=1; m=j; break; } } if(b==0) printf("no\n"); else printf("%c\n",a[m]); } return 0; }
37
18198
/*??????????? ??? 1000010098*/ int main () { char a[100001]; short b[100000]; int i, t, j, k, len; cin >> t; for (k = 1; k <= t; k ++) { cin >> a; len = strlen(a); //?????? memset(b,0,200000); for(i = 0; i < len; i ++) { if(b[i] == -1) //??????????? continue; for(j = i + 1; j < len; j ++) { if(b[j] == -1) continue; if(a[j] == a[i]) { b[j] --; //?????? b[i] ++; //?????????? } } if(b[i] == 0) //??????? { cout << a[i] << endl; break; } } if (i == len)//?????????? cout << "no" << endl; } return 0; }
37
18199
//**************************************************************** // ???wusy * // ???11,17 * // ??????????? * //**************************************************************** char a[100][100001]; int main() { int t, i, j, flag = 0, count[26], p; cin >> t; cin.get(); for(i = 0; i <= t-1; i++) cin.getline(a[i],100001); for(i = 0; i <= t-1; i++) { memset(count,0,sizeof(count)); flag = 0; for(j = 0; a[i][j] != '\0'; j++) { p = a[i][j] - 'a'; count[p]++; } for(j = 0; j <= 25; j++) { if(count[a[i][j] - 'a'] == 1) { cout << a[i][j] << endl; flag = 1; break; } } if(flag == 0) cout << "no" << endl; } return 0; }