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[求助]怎样求和啊?K=∑2^i=1+2+2^2...+2^63 |
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发表于 2006-5-31 18:09
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回复:(zhao197642)sum=0; for i=0:63; sum=sum+2...
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发表于 2006-5-31 21:31
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回复:(jiyilee)怎样求和啊?K=∑2^i=1+2+2^2...+2...
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回复:(tongxin28)回复:(jiyilee)怎样求和啊?K=...
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发表于 2006-6-2 12:17
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发表于 2006-6-2 12:41
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回复:(branch)交你一个不用循环的方法!!a=2*ones...
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发表于 2006-6-2 16:23
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回复:(jiyilee)[求助]怎样求和啊?K=∑2^i=1+2+2^...
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