#include <iostream>
#include <fstream>

using namespace std;
int n,m;
int main()
{
    cin>>n;
    cin>>m;
    int a[n+1];
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    int k,s=2147483647,q,i=1,j;
    while(i<=n){
        k=0;
        j=0;
        while(k<=m){j++;k=k+a[j];}
        j--;
        if(k<m)i=n+1;
        if(j<s && k>=m){s=j;q=i;}
        i++;
    }
    cout<<s;
    return 0;
}