//?方程機(jī).cpp?:?Defines?the?entry?point?for?the?console?application.
//

#include?“stdafx.h“
#include?“math.h“
#include?


int?main（int?argc?char*?argv[]）
{
	int?a?=?1;
	int?b?=?5;
	int?c?=?6;
????double?delta;
	double?x1;
	double?x2;
	delta=b*b-4*a*c;
	if（delta?>?0）