Python | cmp() function
cmp() method in Python 2.x compares two integers and returns -1, 0, 1 according to comparison.
cmp() does not work in python 3.x. You might want to see list comparison in Python.
Syntax: cmp(a, b) Parameters: a and b are the two numbers in which the comparison is being done. Returns: -1 if a<b 0 if a=b 1 if a>b
-1 0 1
Practical Application: Program to check if a number is even or odd using cmp function.
Approach: Compare 0 and n%2, if it returns 0, then it is even, else its odd.
Below is the Python implementation of the above program: