func_code_string: #include <bits/stdc++.h>   using namespace std;   char s[105], pos[105], p[105], cmp[105];   int main() {     int n = 0, k = 0;     scanf( %d%d , &n, &k);     scanf( %s , p);     scanf( %s , pos);     for (int i = 0; i < n; ++i) {       s[i] =  * ;     }     int lenp = strlen(p);     for (int i = 0; i < n - lenp + 1; ++i) {       if (pos[i] ==  1 ) {         for (int j = 0; j < lenp; ++j) {           s[i + j] = p[j];         }       }     }     for (int i = 0; i < n; ++i) {       bool isSame = true;       for (int j = 0; j < lenp && i + j < n; ++j) {         if (s[i + j] ==  * ) {           s[i + j] = p[j] ==  a  ?  b  :  a ;           isSame = false;           break;         } else if (s[i + j] != p[j]) {           if (pos[i] ==  1 ) {             printf( No solution );             return 0;           } else {             isSame = false;             break;           }         }       }       if (isSame && pos[i] ==  0 ) {         printf( No solution );         return 0;       }     }     for (int i = 0; i < n; ++i) {       printf( %c , s[i]);     }     return 0;   }   