#2980. 鸡兔同笼（拓展21-一只蛐蛐6条腿，一只蜘蛛8条腿，蛐蛐和蜘蛛共8只，54条腿，蛐蛐和蜘蛛各几只？）
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ID: 2980
Type: Default
1000ms
256MiB
Tried: 63
Accepted: 20
Difficulty: 6
Uploaded By:
paifuture
Tags> 鸡兔同笼（拓展21-一只蛐蛐6条腿，一只蜘蛛8条腿，蛐蛐和蜘蛛共8只，54条腿，蛐蛐和蜘蛛各几只？）
Background
Description
一只蛐蛐6条腿，一只蜘蛛8条腿，蛐蛐和蜘蛛共8只，54条腿，蛐蛐和蜘蛛各几只？
Format
Input
Output
Samples
5 3
Limitation
1s, 1024KiB for each test case.
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