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No Plagiarism!aQqugGhyy1XGWZF2MQhYposted 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 protection645PENANAbRQ8uG4L2w 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 protection645PENANAtVxPoob4CM 維尼
649Please respect copyright.PENANAeXJ1i51ZeM
8964 copyright protection645PENANALnyln7hSFU 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 protection645PENANAfSkA9q4BRi 維尼
649Please respect copyright.PENANADWYMMBFtBX
8964 copyright protection645PENANAgEFjR5dSv7 維尼
扣除法:算出全部可能後扣除三深的情況。8964 copyright protection645PENANA4FboWFA2vB 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 protection645PENANAlkPl5mywsv 維尼
649Please respect copyright.PENANAz0vDL7Eza2
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提示到這邊,留言看看誰算對了!8964 copyright protection645PENANAqIYYV19VOH 維尼
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