#include <stdio.h>

#include "09-Exercice2-EquationSecondDegre.h"

int main(void) {
  equationSecondDegre eq = { 1.2,-2.3,-6.4 };
  afficherEquationSecondDegre(eq);
  printf("\n");
  printf("\n");
  printf("Pour x = %lf, f(x) = %lf\n", 2.3, calculerY(eq, 2.3));
  printf("\n");
  double r1;
  double r2;
  int nbRacines = calculerRacines(eq, &r1, &r2);
  switch (nbRacines) {
    case 0: {
      printf("La fonction f n'a pas de racine reelle\n");
    }
    break;
    case 1: {
      printf("La fonction f a une racine reelle : %lf\n", r1);
      printf("Pour x = %lf, f(x) = %lf\n", r1, calculerY(eq, r1));
    }
    break;
    case 2: {
      printf("La fonction f a deux racines reelles : %lf et %lf\n", r1, r2);
      printf("Pour x = %lf, f(x) = %lf\n", r1, calculerY(eq, r1));
      printf("Pour x = %lf, f(x) = %lf\n", r2, calculerY(eq, r2));
    }
    break;
  }
  return 0;
}