A. Radix Sort
题目描述
Given a sequence of numbers separated by commas, you are required to sort them by radix sort. Output the step results of each pass.
Input
2 line
the first line is a sequence of numbers(<20) separated by commas; the second line is the step pass number(<5).
Output
1 line
the sequence of the pass separated by commas
输入样例
5,2,21,
1
输出样例
21,2,5,
