曹文信息在线OJ
Home
ProblemSet
Source/Category
Contest
Status
Ranklist
F.A.Qs
Login
Register
1681: 打印字母塔
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:105
Solved:88
Submit
Submit Record
Statistics
Web Board
ShowOff!
Description
输入行数N,打印图形。
Input
输入只有一行,包括1个整数。(N<=15)
Output
见样例
Sample Input
Copy
3
Sample Output
Copy
A BAB CBABC
Source/Category
循环嵌套
初级B