import java.util.Scanner;

class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt(), X = sc.nextInt();
		int[] L = new int[N];
		for(int i = 0; i < N; i++) L[i] = sc.nextInt();
		int D = 0;
		int ans = 1;
		for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		}
		System.out.println(ans);
	}
} import java.util.Scanner; Scanner java.util class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt(), X = sc.nextInt();
		int[] L = new int[N];
		for(int i = 0; i < N; i++) L[i] = sc.nextInt();
		int D = 0;
		int ans = 1;
		for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		}
		System.out.println(ans);
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt(), X = sc.nextInt();
		int[] L = new int[N];
		for(int i = 0; i < N; i++) L[i] = sc.nextInt();
		int D = 0;
		int ans = 1;
		for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		}
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt(), X = sc.nextInt();
		int[] L = new int[N];
		for(int i = 0; i < N; i++) L[i] = sc.nextInt();
		int D = 0;
		int ans = 1;
		for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		}
		System.out.println(ans);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = sc.nextInt() N sc.nextInt() sc.nextInt sc X = sc.nextInt(); X sc.nextInt() sc.nextInt sc int[] L = new int[N]; L new int[N] N 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] L i sc.nextInt() sc.nextInt sc int D = 0; D 0 int ans = 1; ans 1 for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			D = D + L[i];
			if(D <= X) ans++;
		} {
			D = D + L[i];
			if(D <= X) ans++;
		} D = D + L[i] D D + L[i] D L[i] L i if(D <= X) ans++; D <= X D X ans++ ans System.out.println(ans) System.out.println System.out System System.out ans String[] args args
import java.util.Scanner;

class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt(), X = sc.nextInt();
		int[] L = new int[N];
		for(int i = 0; i < N; i++) L[i] = sc.nextInt();
		int D = 0;
		int ans = 1;
		for(int i = 0; i < N; i++) {
			D = D + L[i];
			if(D <= X) ans++;
		}
		System.out.println(ans);
	}
}