import java.util.*;

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 D[] = new int[N+1];
        D[0] = 0;

        for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        }
        int ans=0;
        for(int i=0; i<N+1; i++) {
            if(D[i] <= X) ans++;
        }
        
        System.out.println(ans);
    }
} import java.util.*; util.* java 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 D[] = new int[N+1];
        D[0] = 0;

        for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        }
        int ans=0;
        for(int i=0; i<N+1; i++) {
            if(D[i] <= 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 L[] = new int[N];
        for(int i=0; i<N; i++) {
            L[i] = sc.nextInt();
        }
        int D[] = new int[N+1];
        D[0] = 0;

        for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        }
        int ans=0;
        for(int i=0; i<N+1; i++) {
            if(D[i] <= X) ans++;
        }
        
        System.out.println(ans);
    } 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 D[] = new int[N+1];
        D[0] = 0;

        for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        }
        int ans=0;
        for(int i=0; i<N+1; i++) {
            if(D[i] <= 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 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 D[] = new int[N+1]; D new int[N+1] N+1 N 1 D[0] = 0 D[0] D 0 0 for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        } int i=1; int i=1; i 1 i<N+1 i N+1 N 1 i++ i++ i {
            D[i] = D[i-1] + L[i-1];
        } {
            D[i] = D[i-1] + L[i-1];
        } D[i] = D[i-1] + L[i-1] D[i] D i D[i-1] + L[i-1] D[i-1] D i-1 i 1 L[i-1] L i-1 i 1 int ans=0; ans 0 for(int i=0; i<N+1; i++) {
            if(D[i] <= X) ans++;
        } int i=0; int i=0; i 0 i<N+1 i N+1 N 1 i++ i++ i {
            if(D[i] <= X) ans++;
        } {
            if(D[i] <= X) ans++;
        } if(D[i] <= X) ans++; D[i] <= X D[i] D i X ans++ ans System.out.println(ans) System.out.println System.out System System.out ans String args[] args
import java.util.*;

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 D[] = new int[N+1];
        D[0] = 0;

        for(int i=1; i<N+1; i++){
            D[i] = D[i-1] + L[i-1];
        }
        int ans=0;
        for(int i=0; i<N+1; i++) {
            if(D[i] <= X) ans++;
        }
        
        System.out.println(ans);
    }
}