import java.util.Scanner;
import java.util.Arrays;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int x = sc.nextInt();
    int d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  }
} import java.util.Scanner; Scanner java.util import java.util.Arrays; Arrays 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 d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int x = sc.nextInt();
    int d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  } main {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int x = sc.nextInt();
    int d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  } 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 d = 0; d 0 int l = 0; l 0 int count = 1; count 1 for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    } int i=0; int i=0; i 0 i<n i n i++ i++ i {
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    } {
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    } l = sc.nextInt() l sc.nextInt() sc.nextInt sc d = d + l d d + l d l if(d<=x){
        count += 1;
      }else{
        break;
      } d<=x d x {
        count += 1;
      } count += 1 count 1 {
        break;
      } break; System.out.println(count) System.out.println System.out System System.out count 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 d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int x = sc.nextInt();
    int d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  }
} Main
import java.util.Scanner;
import java.util.Arrays;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    int x = sc.nextInt();
    int d = 0;
    int l = 0;
    int count = 1;

    for(int i=0; i<n; i++){
      l = sc.nextInt();
      d = d + l;
      if(d<=x){
        count += 1;
      }else{
        break;
      }
    }

     System.out.println(count);

  }
}
