public class Solution {
    public static void main(String[] args) {
        System.out.println(sumDigitsInNumber(546));
    }

    public static int sumDigitsInNumber(int number) {
        //write your code here

		int a=number/100;
		int b=number/10%10;
		int c=number%10%10;  return a+b+c ;
    }
}