20.19. Write a program that read a digit and display by spelling.

#include<stdio.h>
#include<conio.h> 

#include<stdlib.h>
void main ()

{
char *n;

n=(int*)malloc(sizeof(int));

clrscr();
printf("Enter any digit=");

scanf("%d", n);

stitch(*r)

{

case 0;

printf("Zero");

break;

case 1;

printf("one");

break;

case 2;

printf("Two");

break;

case 3;

printf("Three");

break;

case 4;

printf("Four");

break;

case 5;

printf("Five");

break;

case 6;

printf("Six");

break;

case 7;

printf("Seven");

break;

case 8;

printf("Eight");

break;

case 9;

printf("Nine");

break;

default:

printf("Not a single digit: ");

}

getch ();
}