#36893: _mmm


tang912108 (黃奕棠)


#include <iostream>
#include <math.h>
using namespace std;
int main()
{
    int x2,x1,x0;
    cin>>x2>>x1>>x0;
    int D=x1*x1-x2*x0*4;
    int Ans1=(-x1+sqrt(D))/x2/2;
    if(D>0)cout<<"Two different roots x1="<<Ans1<<" , x2="<<Ans1-sqrt(D)/x2;
    else if(D==0)cout<<"Two same roots x="<<Ans1;
    else cout<<"No real root";
    return 0;
}