func_code_string: #include <bits/stdc++.h>   using namespace std;   const int MAX = 200005;   map<int, int> Map;   struct Node {     int au, sub;   } node[MAX];   int n, temp, m;   int main() {     cin >> n;     for (int i = 1; i <= n; i++) {       scanf( %d , &temp);       Map[temp]++;     }     int m;     scanf( %d , &m);     for (int i = 1; i <= m; i++) {       scanf( %d , &node[i].au);     }     int Max1, Max2;     Max1 = Max2 = 0;     int id = 1;     for (int i = 1; i <= m; i++) {       scanf( %d , &node[i].sub);       if (Map[node[i].au] > Max1 ||           (Map[node[i].au] == Max1 && Map[node[i].sub] > Max2)) {         Max1 = Map[node[i].au];         Max2 = Map[node[i].sub];         id = i;       }     }     cout << id << endl;     return 0;   }   