1497: 字母有重复全排列
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:19
Solved:10
Description
输出前N个字母的有重复全排列
Input
输入一个数值N
1<=N<=5
Output
输出前N个大写字母的有重复全排列
Sample Input
2
Sample Output
AA
AB
BA
BB
Sample Input Copy
Sample Output Copy