Решение задачи Налоги с Acmp

#include <iostream>
#include <vector>
 
 
using namespace std;
 
 
int main()
{
    int n, bb, ii = 0;
    vector<int> a;
    vector<int> b;
    double c = 0, cc = 0;
    cin >> n;
    for(int i = 0; i < n; ++i){
        cin >> bb;
        a.push_back(bb);
    }
    for(int i = 0; i < n; ++i){
        cin >> bb;
        b.push_back(bb);
    }
    for(int i = 0; i < a.size(); ++i){
        c = a[i] * b[i];
        c/=100;
        if(c > cc){
            cc = c;
            ii = i;
        }
    }
    cout << ii + 1;
    return 0;
}