import java.io.FileNotFoundException;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws FileNotFoundException {

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

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

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

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

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();
		int X = sc.nextInt();
		int ans = 1;
		int D = 0;
		for(int i=0;i<N;i++) {
			D += sc.nextInt();
			if(D<=X) {
				ans++;
			}
		}
		System.out.println(ans);
	} main {

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();
		int X = sc.nextInt();
		int ans = 1;
		int D = 0;
		for(int i=0;i<N;i++) {
			D += sc.nextInt();
			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 int X = sc.nextInt(); X sc.nextInt() sc.nextInt sc int ans = 1; ans 1 int D = 0; D 0 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++ ans System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
	public static void main(String[] args) throws FileNotFoundException {

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

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

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();
		int X = sc.nextInt();
		int ans = 1;
		int D = 0;
		for(int i=0;i<N;i++) {
			D += sc.nextInt();
			if(D<=X) {
				ans++;
			}
		}
		System.out.println(ans);
	}
} Main
import java.io.FileNotFoundException;
import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws FileNotFoundException {

		//    	File file = new File("src/in.txt");
		//    	Scanner sc = new Scanner(file);

		Scanner sc = new Scanner(System.in);

		int N = sc.nextInt();
		int X = sc.nextInt();
		int ans = 1;
		int D = 0;
		for(int i=0;i<N;i++) {
			D += sc.nextInt();
			if(D<=X) {
				ans++;
			}
		}
		System.out.println(ans);
	}
}