func_code_string: #include <bits/stdc++.h>   using namespace std;   int main(void) {     int m;     cin >> m;     int C[m];     for (int i = 0; i < m; ++i) cin >> C[i];     int x, y;     cin >> x >> y;     int sum_1, sum_2;     sum_1 = sum_2 = 0;     int now = 0;     for (int i = 0; i < m; ++i) sum_2 += C[i];     while (sum_1 < x || sum_1 > y || sum_2 < x || sum_2 > y) {       if (now == m) break;       sum_1 += C[now];       sum_2 -= C[now];       ++now;     }     if (now == m)       cout << 0;     else       cout << now + 1;     return 0;   }   