#3181. 字符雪花（snow）
-
ID: 3181
Type: Default
1000ms
256MiB
Tried: 36
Accepted: 15
Difficulty: 5
Uploaded By:
paifuture
字符雪花（snow）
Background
Description
Format
Input
Output
Samples
Limitation
1s, 1024KiB for each test case.