好像是算公倍數!
就是2008可以,分成幾個數相乘
2008=1*2*2*2*251
即坐法有......自己算去
好像是算公倍數!
就是2008可以,分成幾個數相乘
2008=1*2*2*2*251
即坐法有......自己算去
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