import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	}

} Main public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	} main {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int x = sc.nextInt(); x sc.nextInt() sc.nextInt sc int[] l = new int[n]; l new int[n] n int current = 0; current 0 for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		} int i = 0 ; int i = 0 ; i 0 i < n i n i++ i++ i {
			l[i] = sc.nextInt();
		} {
			l[i] = sc.nextInt();
		} l[i] = sc.nextInt() l[i] l i sc.nextInt() sc.nextInt sc int ans = 1; ans 1 for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		} int i = 1 ; int i = 1 ; i 1 i < n + 1 i n + 1 n 1 i++ i++ i {
			current += l[i - 1];
			if(current <= x) ans++;
		} {
			current += l[i - 1];
			if(current <= x) ans++;
		} current += l[i - 1] current l[i - 1] l i - 1 i 1 if(current <= x) ans++; current <= x current x ans++ ans System.out.println(ans) System.out.println System.out System System.out ans sc.close() sc.close sc String[] args args public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	}

} public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] l = new int[n];
		int current = 0;
		for(int i = 0 ; i < n ; i++) {
			l[i] = sc.nextInt();
		}
		int ans = 1;
		for(int i = 1 ; i < n + 1 ; i++) {
			current += l[i - 1];
			if(current <= x) ans++;
		}

		System.out.println(ans);

		sc.close();

	}

}
