func_code_string: #include <bits/stdc++.h>   int main() {     int a[6][6], i, j, k;     int dx[4] = {-1, 0, 1, -1}, dy[4] = {-1, -1, -1, 0};     char x;     memset(a, -1, sizeof(a));     for (i = 1; i < 5; i++) {       for (j = 1; j < 5; j++) {         x = getchar();         if (x ==  x ) a[i][j] = 1;         if (x ==  . ) a[i][j] = 0;       }       getchar();     }     for (i = 1; i < 5; i++) {       for (j = 1; j < 5; j++) {         for (k = 0; k < 4; k++)           if (a[i][j] + a[i + dx[k]][j + dy[k]] + a[i - dx[k]][j - dy[k]] > 1) {             printf( YES n );             return 0;           }       }     }     printf( NO n );     return 0;   }   