World

using System;

class world{
    static void Main(){
        string input = Console.ReadLine();
        string[] sinput1 = input.Split(' ');
        int n = int.Parse(sinput1[0]);
        int k = int.Parse(sinput1[1]);
        input = Console.ReadLine();
        string[] sinput2 = input.Split(' ');
        int[] seq = new int[sinput2.Length];
        for(int i = 0; i < n; i++) seq[i] = int.Parse(sinput2[i]);

        bool found = false;
        int l = 0, r = 0;
        int sum = seq[0];
        while(l < n){
            if(l > r){
                sum = seq[l];
                r = l;
            }
            if(sum == k){
                found = true;
                break;
            }
            if(r < n - 1 && sum + seq[r + 1] <= k){
                r++;
                sum += seq[r];
            }else{
                sum -= seq[l];
                l++;
            }
        }
        Console.WriteLine(found ? "World" : "No");
    }
}