Submission #1352937

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Source Code Expand

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace yahoo_procon2017_qual_a
{
    class Program
    {
        static void Main(string[] args)
        {
            int y = 0, a = 0, h = 0, o = 0;
            string str = Console.ReadLine();
            if (str.Length == 5)
            {
                for(int i = 0; i < 5; i++)
                {
                    switch (str[i])
                    {
                        case 'y':
                            y++;
                            break;
                        case 'a':
                            a++;
                            break;
                        case 'h':
                            h++;
                            break;
                        case 'o':
                            o++;
                            break;
                    }
                }
            }
            if (y == 1 && a == 1 && h == 1 && o == 2)
            {
                Console.WriteLine("YES");
            }
            else
            {
                Console.WriteLine("NO");
            }
        }
    }
}

Submission Info

Judge Result