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  1. import java.util.*;
  2.  
  3. class Ideone {
  4. 	public static void main (String[] args) {
  5. 		System.out.println(findSum(9));
  6.         System.out.println(findSum(29));
  7.         System.out.println(findSum(239));
  8. 	}
  9.     public static int findSum(int k) {
  10.         int sum = 0;
  11.         boolean foundNonZero = false;
  12.         for (; k != 0; k /= 10) {
  13.             if (foundNonZero) {
  14.                 sum += (k % 10)*(k % 10);
  15.             } else {
  16.                 foundNonZero = k % 10 != 0;
  17.             }
  18.         }
  19.         return sum;
  20.     }
  21. }
Success #stdin #stdout 0.09s 46956KB
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https://ideone.com/UhsJ5b
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
secret

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