1771| 8
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[数论] a,b,c∈Z,且(a-b)(b-c)(c-a)=a+b+c,则a+b+c的可能值 |
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Author|
wenshengli
Posted 2018-12-12 15:56
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Author|
wenshengli
Posted 2018-12-12 15:58
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