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#2
时光流逝2022-11-15 10:38
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104键键盘,键盘上共和104个按键。
一次按N个不重复的按键,有多少种按法?
比如:
a
ac
abcd
acde+-
aefg)
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#2
时光流逝2022-11-15 10:38
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#3
wmf20142022-11-15 10:41
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#4
yuma2022-11-15 10:54
回复 2楼 时光流逝
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#5
mrexcel2022-11-15 21:01
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#6
yuma2022-11-16 09:59
回复 5楼 mrexcel
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#7
mrexcel2022-11-16 21:01
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#8
yuma2022-11-17 13:13
回复 7楼 mrexcel
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#9
yuma2022-11-24 14:11
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#10
mrexcel2022-11-24 18:19
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#11
yuma2022-11-24 19:47
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#12
mrexcel2022-11-25 00:23
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#13
yuma2022-11-25 09:03
回复 12楼 mrexcel
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