public bool TestisDigit(char symbol) { return(ArcadeIntro11.isDigit(symbol)); }
public int TestchessKnight(string cell) { return(ArcadeIntro11.chessKnight(cell)); }
public string TestlineEncoding(string s) { return(ArcadeIntro11.lineEncoding(s)); }
public int TestdeleteDigit(int n) { return(ArcadeIntro11.deleteDigit(n)); }