typedef struct Poly {
    float a;
    float b;
    float c;

    float delta;

    float sx; //sommet x
    float sy; //sommet y

    float x1;
    float x2;
    float x0;
} Poly;

enum STATUS {
    OK,
    FAIL
};

enum STATUS Calcul_Delta(Poly* poly);
enum STATUS Calcul_x1_x2(Poly* poly);
enum STATUS Calcul_x0(Poly* poly);
enum STATUS Calcul_Sommet(Poly* poly);
enum STATUS Calcul_Fonction(Poly* poly, float x, float *out);

#define LONGUEUR_X 10
#define LONGUEUR_Y 10
enum STATUS Dessiner_Graph(Poly* poly);
int main();