Create a new array filled with zeros. If the input size is less than zero, then an empty array will be returned. @param size the size of the array to

Create a new array filled with zeros. If the input size is less than zero, then an empty array will be returned. @param size the size of the array to

Return a random number between 1 and 7, inclusive. Space: O(1), time: O(1)

Returns true if item was deleted, otherwise false.

Returns the input in reverse order

Note: Only call this when connection is started. @param localPort port for local machine @param remotePort port for remote machine @return the local p

Returns a new deck with a single-rifle shuffle applied. Space: O(n), Time: O(n). @param deck the deck to shuffle @return a new shuffled deck or an emp