func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int a[n];     int b[n];     for (int i = 0; i < n; i++) cin >> a[i];     for (int i = 0; i < n; i++) cin >> b[i];     int c = 0, r = 0;     for (int i = 0; i < n; i++) {       if (a[i] == 0 and b[i] == 1) c++;       if (a[i] == 1 and b[i] == 0) r++;     }     if (r > c) {       cout <<  1  << endl;     } else if (r == 0)       cout <<  -1  << endl;     else {       int val = ceil(((float)(c + 1) / (float)r));       cout << val << endl;     }     return 0;   }   