C :

#include<stdio.h>

int main(){
  int x, y, z, temp;
  scanf("%d%d%d", &x, &y, &z);
  if(x < y){
    temp = x;
    x = y;
    y = temp;
  }
  if(x < z){
    temp = x;
    x = z;
    z = temp;
  }
  if(y < z){
    temp = y;
    y = z;
    z = temp;
  }
  printf("%d %d %d", x, y, z);
  return 0;
}

C++ :

#include<stdio.h>   
int main()
{ 
	int x,y,z,t;
	scanf("%d%d%d",&x,&y,&z);
if (x < y)
{
    t = y;
	y = x;
	x = t;
}
if (x < z)
{
	t = x;
	x = z;
	z = t;
}
if (y < z)
{
	t = z;
	z = y;
	y = t;
	printf("%d %d %d",x,y,z);
}
	return 0;
}

Pascal :

program aa;
var a,b,c,d,e,f,g:integer;
function domax(a,b:integer):integer;
var s:integer;
begin
 if a>b then s:=a
 else s:=b;
 domax:=s;
 end;
 function domin(a,b:integer):integer;
 var s:integer;
 begin
 if a>b then s:=b
 else s:=a;
 domin:=s;
 end;


 begin
 read(a,b,c);
 f:=domin(a,b);
 g:=domin(f,c);
 d:=domax(a,b);
 e:=domax(d,c);
 write(e,' ',d,' ',g);
end.