#include <math.h>
#include <stdio.h>
int main()
{
    double a, b, c, d, p1, p2, r1, r2;
    printf("Enter the value of a: ");
    scanf("%lf", &a);
    printf("Enter the value of b: ");
    scanf("%lf", &b);
    printf("Enter the value of c: ");
    scanf("%lf", &c);
    d = b * b - 4 * a * c;
    if (d > 0)
    {
        p1 = (-b + sqrt(d)) / (2 * a);
        p2 = (-b - sqrt(d)) / (2 * a);
        printf("p1 = %.2lf and p2 = %.2lf", p1, p2);
    }
    else if (d == 0)
    {
        p1 = p2 = -b / (2 * a);
        printf("p1 = p2 = %.2lf;", p1);
    }
    else
    {
        r1 = -b / (2 * a);
        r2 = sqrt(-d) / (2 * a);
        printf("p1 = %.2lf+%.2lfi and p2 = %.2f-%.2fi", r1, r2, r1, r2);
    }
    getch();
    return 0;
}