Easy Time limit: 1000ms Memory limit: 16MB 10 XP

Sum of Digits of a 3-Digit Number

//Problem statement

Find the sum of digits of a given 3-digit number.

A single line contains a positive 3-digit number.

Print the sum of its digits.

No special constraints. The given number is a positive 3-digit integer between 100 and 999 inclusive.

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Input for this run

123

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