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