Python program to find sum of digits

Given a number, 'N', find the sum of the digits of the number 'N'. For example, assume that the input number is "12345", then the sum of its digits is 15.

Input:

54871

Output:

25

Python Implementation:

# python program to find sum of digits
number = int(raw_input())
sum = 0
while number>0:
 sum = sum + (number % 10)
 number = number / 10
print sum