View Code of Problem 42

#include <stdio.h>
#include <math.h>
int main()
{
  float a,b,c,x1,x2,q,temp;
  scanf("%f%f%f",&a,&b,&c);
  q=-b/2*a;
  x1=q+sqrt(b*b-4*a*c)/2*a;
  x2=q-sqrt(b*b-4*a*c)/2*a;
  if(x1<x2)
  {
    temp=x1;
    x1=x2;
    x2=temp;
  }
  printf("%.2f %.2f\n",x1,x2);
  return 0;
}