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我的一点见地.

Posted by lixiaoyi at 2008-11-14 21:04:43 on Problem 2140
#include<iostream.h>
int main()
{
	int sum,n,x,count;
	cin>>x;
	sum=0;
	count=0;
	for(n=0;sum<=x;n++)
	{
	    sum+=n;
		if((x-sum)%(n+1)==0&&(x-sum)/(n+1)!=0)
		{
		    count++;
		}
	}
	cout<<count;
}

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