func_code_string: #include <bits/stdc++.h>   using namespace std;   int a[4][4], kk;   bool ok;   int main() {     for (int i = 0; i < 3; ++i)       for (int j = 0; j < 3; ++j) scanf( %d , &a[i][j]);     kk = max(a[0][1] + a[0][2], max(a[1][0] + a[1][2], a[2][0] + a[2][1])) +          100000;     for (int i = a[0][1] + a[0][2] + 1; i <= kk; ++i) {       a[0][0] = i - a[0][1] - a[0][2];       a[1][1] = i - a[1][0] - a[1][2];       a[2][2] = i - a[2][0] - a[2][1];       ok = true;       for (int j = 0; j < 3 && ok; ++j) ok &= (a[0][j] + a[1][j] + a[2][j] == i);       ok &=           (a[0][0] + a[1][1] + a[2][2] == i && a[0][2] + a[1][1] + a[2][0] == i);       if (ok) break;     }     for (int i = 0; i < 3; ++i) {       for (int j = 0; j < 3; ++j) printf( %d  , a[i][j]);       printf(  n );     }     return 0;   }   