import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    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(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    System.out.println(ans);
  }
} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    System.out.println(ans);
  } main {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    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 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] L i sc.nextInt() sc.nextInt sc int ans = 1; ans 1 for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    } int i = 0, sum = 0; int i = 0 i 0 sum = 0; sum 0 i < N i N i++ i++ i {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    } {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    } sum += L[i] sum L[i] L i if (sum <= X) ans++;
      else break; sum <= X sum X ans++ ans break; 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(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    System.out.println(ans);
  }
} public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

    int ans = 1;
    for (int i = 0, sum = 0; i < N; i++) {
      sum += L[i];
      if (sum <= X) ans++;
      else break;
    }
    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(), X = sc.nextInt();
    int[] L = new int[N];
    for (int i = 0; i < N; i++) L[i] = sc.nextInt();

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