#include <iostream>
#include <vector>
using namespace std;

int main()
{
    int n,szukseg;
    cin>>n>>szukseg;
    vector<int> data(n);
    for(int &x : data)
        {
        cin>>x;
        }
    vector<int> prefix(n+1,0);
    prefix[1]=data[0];
    for(int i=2;i<=n;i++)
        {
        prefix [i] = prefix[i-1]+data[i-1];
        //cout<<prefix[i]<<endl;
        }
    int left,right;
    left=right=1;
    left--;
    int ans=10002;
    while(right<=n)
        {
        //cout<<right <<" "<< left-1<<endl;
        if(prefix[right] - prefix[left] >= szukseg)
            {
            //cout<<right <<" "<< left<<endl;
            if(ans>right-left)
                {
                //cout<<right <<" "<< left<<endl;
                ans=right-left;
                }
            left++;
            }
        else
            {
            right++;
            }
        }
    cout<<ans;
    return 0;
}