C Program To Swap Two Numbers - Call By Reference

#include<conio.h>
#include<stdio.h>

void swap(int*a,int*b)
{
int temp;
temp=*a;
*a=*b;
*b=temp;

}

void main()
{
int num1,num2;
clrscr();
printf("Enter Value For Number 1  :  ");
scanf("%d",&num1);
printf("Enter Value For Number 2  :  ");
scanf("%d",&num2);
printf("\nNum1  : %d\tNum2  : %d",num1,num2);

swap(&num1,&num2);

printf("\n\nSwaping....\n\n");
printf("\nNum1  : %d\tNum2  : %d",num1,num2);

getch();

}

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