Removed unnecessary comments

IDAstar.cs

@@ -1,7 +1,6 @@
 using System.Runtime.Versioning;
 
 using System.Collections.ObjectModel;
-using System.Collections;
 
 [assembly: RequiresPreviewFeatures()]
 
@@ -243,19 +242,5 @@ namespace IdaStar
     }
 }
 
-/*
-    IDA*( state s, int g, threshold t ) {
-        h = Eval( s );
-        if( h == 0 ) return( true );
 
-        f = g + h;
-        if( f > threshold ) return( false );
-
-        for( i = 1; i <= numchildren; i++ ) {
-            done = IDA*( s.child[ i ], g + cost( child[ i ] ), t );
-            if( done == true ) return( true );
-        }
-        return( false );
-    } 
-*/
 

Program.cs

@@ -157,5 +157,4 @@ void PrintBoard(int threshold, bool done, bool clearScreen = true){
     Console.ResetColor();
     Console.WriteLine();
 	Thread.Sleep(200);
-	// Console.ReadLine();
 }