#include <bits/stdc++.h>
using namespace std;
#define INF 1<<30
#define MAX 10005
#define FASTIO ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0);
typedef long long ll;


int main()
{
    //FASTIO
    /*
    //double start_time = clock();
#ifndef ONLINE_JUDGE
    freopen("in.txt", "r", stdin);
    freopen("out.txt", "w", stdout);
    freopen("error.txt", "w", stderr);
#endif
    //*/

    int n,s;
    while(cin >> n >> s){
        int a[n+2];
        for(int i = 0; i < n; i++){
            cin >> a[i];
        }
        int length = 999999;
        int low = 0, high = 0;
        int sum = a[0];
        while(high < n){
            if(sum >= s){
                int cnt = high - low + 1;
                length = min(length, cnt);
            }
            if(sum >= s && low < high){
                sum -= a[low];
                low++;
            }
            else if(sum < s){
                high++;
                if(high < n)
                    sum += a[high];
            }
        }
        if(length == 999999) length = 0;
        cout << length << "\n";
    }

    //double end_time = clock();
    //printf( "Time = %lf ms\n", ( (end_time - start_time) / CLOCKS_PER_SEC)*1000);

    return 0;
}