import java.util.*;
public class Main {
 
		public static void main(String[] args){
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		}
 
	} import java.util.*; util.* java public class Main {
 
		public static void main(String[] args){
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		}
 
	} Main public static void main(String[] args){
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		} main {
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			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 ArrayList<Integer> L = new ArrayList<Integer>(); L new ArrayList<Integer>() for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			} int i=0 ; int i=0 ; i 0 i<N i N i++ i++ i {
				L.add(sc.nextInt());
			} {
				L.add(sc.nextInt());
			} L.add(sc.nextInt()) L.add L sc.nextInt() sc.nextInt sc int count = 1; count 1 int distance = 0; distance 0 for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			} int i=0 ; int i=0 ; i 0 i<N i N i++ i++ i {
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			} {
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			} distance += L.get(i) distance L.get(i) L.get L i if(distance<=X){
					count+=1;
				}else break; distance<=X distance X {
					count+=1;
				} count+=1 count 1 break; 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);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		}
 
	} public class Main {
 
		public static void main(String[] args){
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		}
 
	} Main
import java.util.*;
public class Main {
 
		public static void main(String[] args){
			Scanner sc = new Scanner(System.in);
			// 整数の入力
			int N = sc.nextInt();
			int X = sc.nextInt();
			ArrayList<Integer> L = new ArrayList<Integer>();
			for(int i=0 ; i<N ; i++){
				L.add(sc.nextInt());
			}
			int count = 1;
			int distance = 0;
			for(int i=0 ; i<N ; i++){
				distance += L.get(i);
				if(distance<=X){
					count+=1;
				}else break;
			}
			System.out.println(count);
		}
 
	}