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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0; place 0 for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= x){
        ans++;
      }
    } int i=0; int i=0; i 0 i<n i n i++ i++ i {
      int a = sc.nextInt();
      place += a;
      if(place <= x){
        ans++;
      }
    } {
      int a = sc.nextInt();
      place += a;
      if(place <= x){
        ans++;
      }
    } int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc place += a place a if(place <= x){
        ans++;
      } place <= x place x {
        ans++;
      } 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= 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 place = 0;
    for(int i=0;i<n;i++){
      int a = sc.nextInt();
      place += a;
      if(place <= x){
        ans++;
      }
    }
    System.out.println(ans);
  }
}