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Reverse the digits of a number using Python

Get a number and reverse the digits of the number.

Sample Input 1:

Enter the number: 234

Sample Output 1:

432 is reverse of 234

Program or Solution


num = int(input("enter a number"))

n = num

reverse = 0

while n != 0:

    rem = n % 10

    reverse = reverse * 10 + rem

    n = n // 10

print("{} is reverse of {}".format(reverse,num))

Program Explanation

initialize total is equal to 0

calculate the remainder of a number by doing number % 10,  add the remainder to (total * 10) and divide the number by the 10 and repeat the above steps till number becomes zero.

Print the total, you will get the sum of digits of the number.