Calculates the Hamming distance between two values.
^) to find the bit difference between the two numbers.
bin()to convert the result to a binary string.
strclass to count and return the number of
1s in it.
def hamming_distance(a, b): return bin(a ^ b).count('1')
hamming_distance(2, 3) # 1
Converts an integer to its roman numeral representation.
Accepts value between
3999 (both inclusive).
Calculates the average of a list, after mapping each element to a value using the provided function.
Calculates the sum of a list, after mapping each element to a value using the provided function.