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#2
wmf20142015-12-18 16:52
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四个瓶盖能换一瓶啤酒,两个酒瓶也能换一瓶啤酒。
现在已经买了n瓶啤酒,那么共能喝到多少瓶啤酒?
(不允许 2个瓶盖+1个酒瓶 换酒等情况)
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#2
wmf20142015-12-18 16:52
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#3
wengbin2015-12-19 01:12
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#4
wmf20142015-12-19 15:07
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#5
wengbin2015-12-21 08:35
回复 4楼 wmf2014
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#6
rjsp2015-12-21 08:39
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#7
阿文fire2015-12-21 11:26
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#8
wengbin2015-12-21 14:56
回复 6楼 rjsp
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#9
rjsp2015-12-21 15:09
回复 8楼 wengbin
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#10
我想初学编程2022-04-06 15:26
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#11
ssl0022022-08-31 10:33
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#12
chenyucheng2022-08-31 18:12
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