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 sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		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 sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		sc.close();

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

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		sc.close();

	} main {

		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();
		int x = sc.nextInt();
		int sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		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 sum = 0; sum 0 int count = 1; count 1 for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		} {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		} int d = sc.nextInt(); d sc.nextInt() sc.nextInt sc sum += d sum d if (sum <= x) {
				count++;
			} sum <= x sum x {
				count++;
			} count++ count System.out.println(count) System.out.println System.out System System.out count 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 sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		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 sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		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 sum = 0;
		int count = 1;

		for (int i = 0; i < n; i++) {
			int d = sc.nextInt();
			sum += d;

			if (sum <= x) {
				count++;
			}
		}

		System.out.println(count);

		sc.close();

	}
}
