10145 - Sum of Digits

Sum of Digits

Time Limit: 1 sec

**The Problem**

Write a program which accepts an integer between 0 and 9999 and returns the sum of all digits in the number.

**The Input**

There are several lines of input in the input file. Each line contains one integer numbers **N** (**0<=N<=9999**). Input is terminated by **EOF**.

**The Output**

For each line of input you have to print a line of output, this line contains the sum of all digits in the number **N**.

**Sample Input**

12

999

3475

**Sample Output**

3

27

19

Inter University Programming Contest - 2017 [BGC Trust University Bangladesh]

Problem Setter: Shahin ShamS