func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int m, n, k, i, j, t, x;     int c[200];     cin >> n;     int a[n];     for (i = 0; i < n; i++) {       cin >> a[i];       c[i] = a[i];     }     cin >> m;     int b[m];     for (j = 0; j < m; j++) {       cin >> b[j];       c[i + j] = b[j];     }     x = m + n;     for (i = 0; i < n; i++) {       for (j = 0; j < m; j++) {         t = 0;         for (k = 0; k < x; k++) {           if (a[i] + b[j] == c[k]) {             t = 1;             break;           }         }         if (t == 0) {           cout << a[i] <<     << b[j] << endl;           goto here;         }       }     }   here:     return 0;   }   