#include <stdio.h> #include <conio.h> #include <ctype.h> void main(){ char ch; clrscr(); while(1){ printf(\"\\nEnter ZERO to Terminate \\n\"); printf(\"Enter any character : \"); scanf(\"%c\",&ch); if(ch==\'0\') break; else if(isspace(ch)) printf(\"\\nCharacter is a Space\\n\"); else if(isdigit(ch)) printf(\"\\nCharacter is a Digit\\n\"); else if(isalpha(ch)) printf(\"\\nCharacter is a Alphabet and it\'s uppercase is %c\\n\",toupper(ch)); else if(isalnum(ch)) printf(\"\\nCharacter is a Alphanumeric\\n\"); else printf(\"\\nCharacter is a %c\\n\",ch); getch(); } }[/Code]