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[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    }


} 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[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    }


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

        Scanner sc = new Scanner(System.in);

        int n  = sc.nextInt();
        int x  = sc.nextInt();

        int[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    } main {

        Scanner sc = new Scanner(System.in);

        int n  = sc.nextInt();
        int x  = sc.nextInt();

        int[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    } 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[] l = new int[n]; l new int[n] n for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        } int i=0; int i=0; i 0 i<n i n i++ i++ i {
            l[i] = sc.nextInt();
        } {
            l[i] = sc.nextInt();
        } l[i] = sc.nextInt() l[i] l i sc.nextInt() sc.nextInt sc int res = 1; res 1 int pos = 0; pos 0 for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        } int i=0; int i=0; i 0 i<n i n i++ i++ i {
            pos += l[i];
            if(pos<=x) res++;
        } {
            pos += l[i];
            if(pos<=x) res++;
        } pos += l[i] pos l[i] l i if(pos<=x) res++; pos<=x pos x res++ res System.out.println(res) System.out.println System.out System System.out res 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[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    }


} public class Main {

    public static void main(String[] args){

        Scanner sc = new Scanner(System.in);

        int n  = sc.nextInt();
        int x  = sc.nextInt();

        int[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    }


} 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[] l = new int[n];

        for(int i=0; i<n; i++) {
            l[i] = sc.nextInt();
        }

        int res = 1;
        int pos = 0;
        for(int i=0; i<n; i++) {
            pos += l[i];
            if(pos<=x) res++;
        }

        System.out.println(res);

    }


}
