C语言输入三个整数，从大到小排序输出

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    float m1,m2;
    int max1,max2,max3,temp1;
    if(a>b)
    {
        temp1 = a;
        if(temp1>c)
            {
                max1 = temp1;
                if(b>c)
                {
                    max2 = b;
                    max3 = c;
                }else{
                    max3 = b;
                    max2 = c;
                }
            }
        else{
                max1 = c;
                max2 = a;
                max3 = b;
            }
    }
    else
    {
        temp1 = b;
        if(temp1>c)
            {
                max1 = temp1;
                if(a>c)
                {
                    max2 = a;
                    max3 = c;
                }
                else{
                    max2 = c;
                    max3 = a;
                }
            }
        else{
                max1 = c;
                max2 = b;
                max3 = a;
            }
    }
    printf("%d %d %d",max1,max2,max3);
    return 0;
}