输入
Each line of the input contains a postisive integer n (n <= 1500).Input is terminated by a line with n=0.
输出
For each line, output the n’th ugly number .:Don’t deal with the line with n=0.
样例输入
1
2
9
0
样例输出
1
2
10
参考代码
输入
Each line of the input contains a postisive integer n (n <= 1500).Input is terminated by a line with n=0.
输出
For each line, output the n’th ugly number .:Don’t deal with the line with n=0.
样例输入
1
2
9
0
样例输出
1
2
10
参考代码