ch9.c

#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>

void swap(double *pa, double *pb)
{
    double temp;

    temp = *pa;
    *pa = *pb;
    *pb = temp;
}

void line_up(double *maxp, double *midp, double *minp)
{
    if (*minp > *midp)
    {
        swap(minp, midp);
    }
    if (*midp > *maxp)
    {
        swap(midp, maxp);
        if (*minp > *midp)
        {
            swap(minp, midp);
        }
    }
    
}

int main(void)
{
    double max, mid, min;

    printf("실수값 3개 입력 : ");
    scanf("%lf%lf%lf", &max, &mid, &min);
    line_up(&max, &mid, &min);
    printf("정렬된 값 출력 : %.1lf, %.1lf, %.1lf\n", max, mid, min);

    return 0;
}