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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	}
} 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	}
} 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	} 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	} 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 sum = 0; sum 0 boolean flg = false; flg false for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      } int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      } {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      } sum += l[i] sum l[i] l i if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        } sum > x sum x {
          System.out.println(i+1);
          flg = true;
          break;
        } System.out.println(i+1) System.out.println System.out System System.out i+1 i 1 flg = true flg true break; if (!flg) {
        System.out.println(n+1);
      } !flg flg {
        System.out.println(n+1);
      } System.out.println(n+1) System.out.println System.out System System.out n+1 n 1 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	}
} 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	}
} 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 sum = 0;
      boolean flg = false;
      for(int i = 0; i < n; i++) {
        sum += l[i];
        if (sum > x) {
          System.out.println(i+1);
          flg = true;
          break;
        }
      }
      if (!flg) {
        System.out.println(n+1);
      }
	}
}