func_code_string: #include<cstdio>   #include<iostream>   #include<algorithm>   int main()   {    int n;    char a[100000];    bool x = 1;    while (~scanf( %d , &n)) {     while (n--) {      x = 1;      scanf( %s , a);      for (int i = 0; a[i] !=   0 ; i++) {       if (x) {        if (a[i] !=  a )         a[i] =  a ;        else         a[i] =  b ;        x = 0;       }       else {        if (a[i] !=  z )         a[i] =  z ;        else         a[i] =  z  - 1;        x = 1;       }      }      printf( %s n , a);     }    }     return 0;          }   