Hide

Problem H
Sum of Digits

Accepted submissions to this problem will be granted a score of 100

Write a program that, given an integer n as input, computes the sum of all the digits of n.

Input

Input consists of one line with one integer n, where 0n1018.

Output

Output one line with one integer, the sum of all the digits of n.

Sample Input 1 Sample Output 1
192
12
Sample Input 2 Sample Output 2
11111
5
Sample Input 3 Sample Output 3
158931876357
63
Sample Input 4 Sample Output 4
0
0
Sample Input 5 Sample Output 5
123456789
45
Hide

Please log in to submit a solution to this problem

Log in