#include < iostream >
using namespace std;
bool IsInterOrNot( double a )
{
	int b;
	if ( a > 0 )
	{
		b = (int)a;
		if ((a - b) == 0){ return true; }
		else { return false; }
	}
	else { return false; }
}
int main()
{
	double n;
	double k;
	double d;
	int t;
	cin >> n;
	t = 0;
	for ( k = 1;;k+=1 )
	{
		d = ( n-k*( k - 1 )/2 ) / k ;
		if ( d <= 0 ){ break; }
		if( IsInterOrNot(d) ){ t++; }
	}
	cout << t <<endl;
	return 0;
}

• 努力不再做简单题 (520) frkstyc 2006-03-31 13:58:00
  • 哈哈，顶frkstyc大牛 (8) xiangsanzi 2006-03-31 18:34:53
  • Re:努力不再做简单题 (23) yf 2006-06-26 17:33:51