codefights arcade intro task 59
spiralNumbers https://
spiralNumbers https://
sudoku https://
messageFromBinaryCode https://
lineEncoding https://
areSimilar https://
add https://
minesweeper https://
chessKnight https://
chessBoardCellColor https://
knapsackLight https://
deleteDigit https://
palindromeRearranging https://
reverseParentheses https://
sumUpNumbers https://
fileNaming https://
differentSquares https://
areEquallyStrong https://
longestWord https://
isLucky https://