Write a program to illustrate function prototype

   1:  #include<stdio.h>

   2:  #include<conio.h>

   3:  void greetings();

   4:  void bestwishes();

   5:   

   6:  void main()

   7:  {

   8:  greetings();

   9:  bestwishes();

  10:  getch();

  11:  }

  12:   

  13:  void greetings()

  14:  {

  15:  printf("Greetings Welcome\n");

  16:  }

  17:   

  18:  void bestwishes()

  19:  {

  20:  printf("Wish you pleasent session");

  21:  }