View Code of Problem 42

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>
#include <math.h>



int main()
{
    int a, b, c;
    while (scanf("%d%d%d", &a, &b, &c) != EOF) {
        double s = sqrt(b * b * 1.0 - 4 * a * c);
        printf("%.2lf %.2lf\n", (-b + s) / 2 / a, (-b - s) / 2 / a);
    }
}