HackerRank_BirthdayChocolate

//Birthday Chocolate
#include <iostream>
using namespace std;
int main()
{
    int n, s[1000], d, m, sum=0, ats=0;
    cin >> n;
    for(int i=0;i<n;i++)
    {
        cin >> s[i];
    }
    cin >> d >> m;
    for(int y=0;y<n;y++)
    {
        sum=0;
        sum+=s[y];
        for(int j=y+1;j<m;j++)
        {
            sum+=s[j];
        }
        m++;
        if(sum==d)
        {
        ats++;
        }
    }
    cout << ats << endl;
    return 0;
}