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