def fib(n)
raise Exception “Not Implemented”
end
def isPalindrome(n)
raise Exception “Not Implemented”
end
def nthmax(n a)
raise Exception “Not Implemented”
end
def freq(s)
raise Exception “Not Implemented”
end
def zipHash(arr1 arr2)
raise Exception “Not Implemented”
end
def hashToArray(hash)
raise Exception “Not Implemented”
end