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Problem 1001
题意
admin
| 2015-08-15 19:10:03
Author
就是给出一个置换,求出它的循环长度
13969113a
| 2015-08-15 19:10:21
# 1
不懂
zufe_zzt
| 2015-08-15 19:10:43
# 2
还是看不懂。。。
firmsnail
| 2015-08-15 19:11:03
# 3
如果有多个置换环呢?
hdu_xian
| 2015-08-15 19:28:48
# 4
还是不懂
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