import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	} main {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) StringBuilder sb = new StringBuilder(); sb new StringBuilder() int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int x = sc.nextInt(); x sc.nextInt() sc.nextInt sc int[] a = new int[n]; a new int[n] n int[] d = new int[n + 1]; d new int[n + 1] n + 1 n 1 d[0] = 0 d[0] d 0 0 int cnt = 1; cnt 1 for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		} {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		} a[i] = sc.nextInt() a[i] a i sc.nextInt() sc.nextInt sc d[i + 1] = d[i] + a[i] d[i + 1] d i + 1 i 1 d[i] + a[i] d[i] d i a[i] a i if (d[i + 1] <= x) {
				cnt++;
			} d[i + 1] <= x d[i + 1] d i + 1 i 1 x {
				cnt++;
			} cnt++ cnt System.out.println(cnt) System.out.println System.out System System.out cnt String[] args args public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
} public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		int n = sc.nextInt();
		int x = sc.nextInt();
		int[] a = new int[n];
		int[] d = new int[n + 1];
		d[0] = 0;
		int cnt = 1;
		for (int i = 0; i < n; i++) {
			a[i] = sc.nextInt();
			d[i + 1] = d[i] + a[i];
			if (d[i + 1] <= x) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
}
