#!/usr/bin/env python # -*- coding: utf-8 -*- from solution import Solution num = 38 sol = Solution() res = sol.addDigits(num) print(res)
def test_solution():
s = Solution()
assert s.addDigits(38) == 2
assert s.addDigits(386) == 8
def main():
solution = Solution()
for line in stdin:
print solution.addDigits(int(line))
