#include <iostream>
using namespace std;

int a[100005];

int main()
{
    int n,m;
    int sum = 0;
    int cnt = 0;
    for(int i = 1; i <= n; i++)
    {
    	cin >> a[i];
    }
    for(int i = 1; i <= n; i++)
    {
    	while(sum < m)
	    {
	    	sum += a[i];
	    }
	    sum = 0;
	    cnt++;
    }
    cout << cnt <<endl;
    return 0;
}

蒟蒻求救6