C :

#include<stdio.h>

int main()
{
	int a,b,c,d,e,f,t;
	scanf("%d %d %d",&a,&b,&c);
	
	d=a;
	e=b;
	f=c;
	if (b>a)
	{
	    t=b;
		b=a;
		a=t;
	}
	if(c>a)
	{
	    t=c;
		c=a;
		a=t;
	}
	if(c>b)
	{
	    t=c;
		c=b;
		b=t;
	}
	printf("%d\n%d\n%d\n\n%d\n%d\n%d",c,b,a,d,e,f);

    return 0;
}

C++ :

#include<iostream>

using namespace std;

int main()
{
    int a,b,c,x,y,z;
  
    cin>>a>>b>>c;
    
    x=a;y=b;z=c;
    
    if(b<a)
{    int t=a;
        a=b;
        b=t;
}        
    if(c<a)
{    int t=a;
         a=c;
         c=t;
}   
    if(c<b)
{    int t=b;
         b=c;
         c=t;
}         
    cout<<a<<endl<<b<<endl<<c<<endl<<endl;
    cout<<x<<endl<<y<<endl<<z<<endl;
    

    return 0;
}