A. Johny Likes Numberstime limit per test0.5 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputJohny likes numbers n and k very much. Now Johny wants to find the smallest integer x greater than n, so it is divisible by the number k.InputThe only line contains two integers n and k (1 ≤ n, k ≤ 109).OutputPrint the smallest integer x > n, so it is divisible by the number k.ExamplesInput5 3Output6Input25 13Output26Input26 13Output39
Input5 3
Output6
['implementation', 'math', '*800']