import java.util.Scanner;

public class Main {

  public static void main(String[] args) {

    Scanner sc = new Scanner(System.in);

    int n = sc.nextInt();
    int x = sc.nextInt();
    int dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    }

    System.out.println(ans);

  }
} import java.util.Scanner; Scanner 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 dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        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 dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    }

    System.out.println(ans);

  } main {

    Scanner sc = new Scanner(System.in);

    int n = sc.nextInt();
    int x = sc.nextInt();
    int dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        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 dis = 0; dis 0 int ans = 1; ans 1 while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    } sc.hasNext() sc.hasNext sc {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    } dis += sc.nextInt() dis sc.nextInt() sc.nextInt sc if (dis > x) {
        break;
      } else {
        ans++;
      } dis > x dis x {
        break;
      } break; {
        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 dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        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 dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    }

    System.out.println(ans);

  }
} Main
import java.util.Scanner;

public class Main {

  public static void main(String[] args) {

    Scanner sc = new Scanner(System.in);

    int n = sc.nextInt();
    int x = sc.nextInt();
    int dis = 0;
    int ans = 1;

    while (sc.hasNext()) {
      dis += sc.nextInt();
      if (dis > x) {
        break;
      } else {
        ans++;
      }
    }

    System.out.println(ans);

  }
}