I am not getting why this code of Words is not running

Question

using System;
using System.Collections.Generic;

namespace Code_Coach_Challenge
{
class Program
{
static void Main(string[] args)
{
string[] words = {
"home",
"programming",
"victory",
"C#",
"football",
"sport",
"book",
"learn",
"dream",
"fun"
};

string letter = Console.ReadLine();

int count = 0;
int y=1;
while (count < 9)
{
if(words[count].Contains(letter))
{
Console.WriteLine(words[count]);
y+=count;
}if(y==0||y==1)
{Console.WriteLine("No match");}
}
//your code goes here
}
}
}
}

Answer 1

Use foreach loop instead, more readable, I think ...

string letter = Console.ReadLine();
int count = 0;
foreach( string item in words )
{
if( item.Contains( letter ) )
{
Console.WriteLine( item );
count++;
}
}
if( count == 0 )
{
Console.WriteLine( "No match" );
}