#include <stdio.h>

swap(a, b)
int *a, *b;
{
    int dummy = *a;

    *a = *b;
    *b = dummy;
}

sort(a, b, c)
int *a, *b, *c;
{
    if (*a > *b){
         swap(a,b);
    }
    if(*b > *c){
         swap(b,c);
    }
     if(*a > *b){
          swap(a,b);
    }
}

main()
{
    int x, y, z;

    printf("x = ");
    scanf("%d", &x);
    printf("y = ");
    scanf("%d", &y);
    printf("z = ");
    scanf("%d", &z);
   
    sort(&x, &y, &z);
    printf("x = %d\ny = %d\nz = %d\n", x,y,z);

}