Program Of Pointer Function ( Call By Refrence) In C

#include<stdio.h>

#include<conio.h>

int sum(int *x,int *y);   // Fnction Declatration

main()

{

int a,b,c;

clrscr();

printf("Enter NUmbers=");

scanf("%d%d",&a,&b);

c=sum(&a,&b);   // Function Call

printf("\n NAswer = %d",c);

getch();

}

int sum(int *x,int *y)    // Function Define

{

int z;

z= *x + *y;

return z;

}