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Problem 1002
循环同构吗?
yyuyang3
| 2017-02-25 19:15:15
Author
比如有py关系A-B-C-D-A, 那么序列A-B-C-D和B-C-D-A是否算同一种?
admin
| 2017-02-25 19:16:14
# 1
不算,你可以看样例
yyuyang3
| 2017-02-25 19:17:07
# 2
嗯。。。发现了
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