[Link] https://www.acmicpc.net/problem/1806
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import java.util.*;
import java.io.*;
public class Main {
static BufferedReader br;
static int n = 0;
static int[][] cost;
static int[][] dp;
public static void main(String[] args) throws IOException {
br = new BufferedReader(new InputStreamReader(System.in));
int[] arr = getArr();
int n = arr[0], s = arr[1], min = 987654321;
arr = getArr();
int sum = 0;
int left = 0, right = 0;
while(left < n && right <= n) {
if(sum < s) {
if(right == n) break;
sum += arr[right++];
} else {
while(sum >= s) {
sum -= arr[left++];
}
min = Math.min(min, right - left + 1);
}
}
print(min == 987654321 ? 0 : min);
}
static int toi(String s) { return Integer.parseInt(s); }
static String[] getLine() throws IOException { return br.readLine().split(" "); }
static int[] getArr() throws IOException { return Arrays.stream(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray(); }
static <T> void print(T s) { System.out.print(s); }
static <T> void println(T s) { System.out.println(s); }
}