Array initialization:
[1, 2, 3, 4, 5, 6, 7, 8]
[0, 0, 0]

reverseArray:
[8, 7, 6, 5, 4, 3, 2, 1]

shiftArrayToTheRight:
[8, 1, 2, 3, 4, 5, 6, 7]

shiftArrayToTheLeft:
[2, 3, 4, 5, 6, 7, 8, 1]

mergeArrays:
[1, 0, 2, 0, 3, 0, 4, 5, 6, 7, 8]

fillCharArray:
[a, b, c, d]
[1, 2, 3, 4]
[a, b, b, c, c, c, d, d, d, d]

Matrix initialization:
[1, 2, 3]
[4, 5, 6]
[7, 8, 9]

matrixMean:
Mean of all matrix elements is 5.0

matrixMaxColId:
Matrix maximum is found on column with index 2

reverseString:
reverse of String [Hello] is [olleH]

isPalindrome:
abcde  is  not a palindrome.
abccba  is  a palindrome.

stringHistogram :
abbcccddddeeeeezzzzzzz => [1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7]
mississippi => [0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 1, 0, 0, 2, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0]