三个数排序

#include <stdio.h>
int main(void)
{
    int a, b, c;
    int t;
    
    scanf("%d %d %d", &a, &b, &c);
    if (a < b) {
        t = a;
        a = b;
        b = t;
    }
    
    if (a < c) {
        t = a;
        a = c;
        c = t;
    }
    
    if (b < c) {
        t = b;
        b = c;
        c = t;
    }
    
    printf("%d %d %d\n", a, b, c);
    
    return 0;
}