Glow, Pixel, Glow!
题目描述
输入格式
AS shown in the PDF.
输出格式
AS shown in the PDF.
样例
4
h 1 4 1
v 2 4 2
h 10 2 2
v 11 2 3
2
4
h 1 10 1
h 5 10 2
v 1 10 1
v 5 10 3
4
7
v 1 3 1
v 1 15 2
h 4 5 1
h 5 5 2
h 6 5 3
h 7 5 4
h 8 5 5
5
提示
sourced from 2019 ACM Southeast USA regional（10小时马拉松赛）
by QLU_杨光耀