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No Plagiarism!z6pqFgKLKuoPj9arf6k9posted on PENANA 今天看到我的湘湘姊姊苦惱一題數學題,我當然要把它做出來才行。8964 copyright protection483PENANAV71Myhbloz 維尼
題目是:「庭院深深深幾許,三深不能排一起」有幾種排列方式。8964 copyright protection483PENANAvTaux43vx5 維尼
487Please respect copyright.PENANAfiMDYM7oyj
8964 copyright protection483PENANApIAmypmxdS 維尼
這題看似複雜其實就兩個思緒而已,扣除法和安插法。8964 copyright protection483PENANAuqc5RITVh7 維尼
487Please respect copyright.PENANAHrZ6LUZrNw
8964 copyright protection483PENANAxkZWfpnOQe 維尼
扣除法:算出全部可能後扣除三深的情況。8964 copyright protection483PENANA7GpeSljhFt 維尼
安插法:將三個深分別安插,再將兩深併攏一深獨立後安插。8964 copyright protection483PENANAzTK5NfmLWQ 維尼
487Please respect copyright.PENANAx5fPbyjq4D
8964 copyright protection483PENANAzXt295MPBc 維尼
提示到這邊,留言看看誰算對了!8964 copyright protection483PENANAsBoXoCYf9N 維尼
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