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[] l = new int[n];
    for(int i = 0;i<n;i++){
      l[i] = sc.nextInt();
    }
    int count = 1;
    int now = 0;
    for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

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

    }
    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[] l = new int[n];
    for(int i = 0;i<n;i++){
      l[i] = sc.nextInt();
    }
    int count = 1;
    int now = 0;
    for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

    }
    System.out.println(count);
  } 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 count = 1;
    int now = 0;
    for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

    }
    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[] 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 count = 1; count 1 int now = 0; now 0 for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

    } int i = 0; int i = 0; i 0 i<n i n i++ i++ i {
      now+=l[i];
      if(now>x)break;
      count++;

    } {
      now+=l[i];
      if(now>x)break;
      count++;

    } now+=l[i] now l[i] l i if(now>x)break; now>x now x break; count++ count 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[] l = new int[n];
    for(int i = 0;i<n;i++){
      l[i] = sc.nextInt();
    }
    int count = 1;
    int now = 0;
    for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

    }
    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[] l = new int[n];
    for(int i = 0;i<n;i++){
      l[i] = sc.nextInt();
    }
    int count = 1;
    int now = 0;
    for(int i = 0;i<n;i++){
      now+=l[i];
      if(now>x)break;
      count++;

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

    }
    System.out.println(count);
  }
}
