func_code_string: #include <bits/stdc++.h>   typedef struct {     char name[20];     char phone[200][20];     int len[200];     int avai[200];     int cnt, now;   } friends;   friends frd[20];   int total;   int main() {     int n;     scanf( %d , &n);     for (int i = 0; i < n; i++) {       char tmp[20];       scanf( %s , tmp);       int pos = -1;       for (int j = 0; j < total; j++) {         if (!strcmp(frd[j].name, tmp)) {           pos = j;           break;         }       }       if (pos == -1) pos = total++;       int num;       scanf( %d , &num);       for (int j = 0; j < num; j++) {         char ph_num[20];         scanf( %s , ph_num);         int l = strlen(ph_num), flag = 0;         for (int k = 0; k < frd[pos].now; k++) {           if (frd[pos].avai[k]) {             if (frd[pos].len[k] >= l) {               if (!strcmp(frd[pos].phone[k] + frd[pos].len[k] - l, ph_num)) {                 flag = 1;                 break;               }             } else {               if (!strcmp(ph_num + l - frd[pos].len[k], frd[pos].phone[k])) {                 frd[pos].avai[k] = 0;                 frd[pos].cnt--;                 break;               }             }           }         }         if (!flag) {           strcpy(frd[pos].name, tmp);           strcpy(frd[pos].phone[frd[pos].now], ph_num);           frd[pos].len[frd[pos].now] = l;           frd[pos].avai[frd[pos].now] = 1;           frd[pos].cnt++;           frd[pos].now++;         }       }     }     printf( %d n , total);     for (int i = 0; i < total; i++) {       printf( %s %d , frd[i].name, frd[i].cnt);       for (int j = 0; j < frd[i].now; j++) {         if (frd[i].avai[j]) printf(  %s , frd[i].phone[j]);       }       printf(  n );     }     return 0;   }   