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Re:弱弱的问一句:N!求逆序给show me 学习下不....

Posted by leejun527 at 2008-11-28 10:40:43 on Problem 1007
In Reply To:Re:弱弱的问一句:N!求逆序给show me 学习下不.... Posted by:ABD at 2008-11-28 10:31:37 
双重循环就行了啊。
	for(i = 0;i < len;i++)
		for(j = i+1;j < len;j++)
			if(dna[i] > dna[j]) ++sum;
	return sum;
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