#2849. 画字母三角形

画字母三角形

Background

Description

image

Format

Input

Output

Samples

3
A
BC
DEF
7
A
BC
DEF
GHIJ
KLMNO
PQRSTU
VWXYZAB

Limitation

1s, 1024KiB for each test case.

Statistics

Related

In following homework:

试卷