Lecture 153
//Procedures and Functions
//Code:
#include <iostream>
#include <conio.h>
using namespace std;
void swapr(int*,int*);
// Prototype
main ()
{
int a=10,b=20;
cout
<<"\n a =
"<<a<<" b =
"<<b;
swapr(&a,&b);
getch();
return 0;
}
void swapr(int *a,int *b)
{
int t;
t=*a;
*a=*b;
*b=t;
cout
<<"\n a =
"<<*a<<" b =
"<<*b;
}
Output:
