#include <iostream>
#include <queue>
#define ll long long

using namespace std;

//ifstream cin("penz.in");
//ofstream cout("penz.out");

vector <ll>x;
ll a,h,i,n,p,s,r,v,k;
bool ok=false;

int main()
{
    cin>>n>>p;
    x.resize(n+1);

    for(i=1;i<=n;++i)
    {
        cin>>a;
        s+=a;
        x[i]=s;
    }
    //for(auto &e:x) cout<<e<<" ";

    for(h=1;h<=n;++h)
     {
        for(a=1;a<=n-h+1;++a)
        {
            r=x[a+h-1]-x[a-1];
            if(x[a+h-1]-x[a-1]>=p)
            {
                ok=true;
                k=a;
                v=a+h-1;
                break;
            }
        }
        if(ok) break;
     }

     cout<<h;

    return 0;
}