来自李玉卿的问题
猴哥112第69题.怎么是12呢?难道不是4*3+4*3*1+1Howmanypositiveintegerscanbeexpressedasaproductoftwoormoreoftheprimenumber5,7,11,and13ifnooneproductistoincludethesameprimefactormorethanonce?
猴哥112第69题.怎么是12呢?难道不是4*3+4*3*1+1
Howmanypositiveintegerscanbeexpressedasaproductoftwoormoreoftheprimenumber5,7,11,and13ifnooneproductistoincludethesameprimefactormorethanonce?
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2020-05-16 13:02