Python Program to reverse a number using function


In this program, You will learn how to reverse a number using function in Python.


def reverse(n):
    #Statement
    #logic start here

Example: How to reverse a number using function in Python

def reverse(n):
    rev = 0

    while n > 0:
        r = n % 10
        rev = rev * 10 + r
        n = int(n / 10)
    return rev

x = int(input("Enter a number:"))
result = reverse(x)
print("Reverse is:", result)

Output:

Enter a number:123
Reverse is: 321