func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int ans = 0;     int n, a = 0, b;     cin >> n;     for (int i = 0; i < n; i++) {       cin >> b;       a += b;     }     int m, c, d;     cin >> m;     for (int i = 0; i < m; i++) {       cin >> c >> d;       if (ans == 0) {         if (a >= c && a <= d) ans = a;         if (c > a) ans = c;       }     }     if (ans != 0)       cout << ans;     else       cout << -1;     return 0;   }   