import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        long n = scanner.nextLong();
        long k = scanner.nextLong();
        long[] b = new long[(int) n];
 
        for (int i = 0; i < n; i++) {
            b[i] = scanner.nextLong();
        }
 
        long count = 0;
 
        for (int i = 0; i < n; i++) {
            long sum = 0;
            for (int j = i; j < n; j++) {
                sum += b[j];
                if (sum <= k) {
                    count++;
                }
            }
        }
 
        System.out.println(count);
        scanner.close();
    }
}
 

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