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Problem 1001
样例n=5时方案数怎么是8个?
5sygxsc
| 2015-08-08 19:57:26
Author
我怎么数都是7个啊
330301015
| 2015-08-08 19:59:08
# 1
两个木桩在两头
admin
| 2015-08-08 20:00:17
# 2
我数了一下,确实是8个,希望您再数数
我数了一下,确实是8个,希望您再数数
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