func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     cin >> t;     while (t--) {       int i, j, n, k, l, s = 0, m = 0, p = 0, r = 0;       cin >> n;       int a[n];       for (i = 0; i < n; i++) {         cin >> a[i];         s += a[i];         if (a[i] == 0) p++;         if (a[i] < -1) r++;         if (a[i] > 0) m++;       }       s += p;       if (s != 0)         cout << p << endl;       else {         cout << p + 1 << endl;       }     }     return 0;   }   