/* 
 * Converting a letter from Uppercase to Lowercase 
 */
 
#include <stdio.h>

int main(void)
{
         char ch;
		 
		 /* Input character ch */	 	  
         printf("Enter any character: ");
		 scanf("%c", &ch);
		 
		 /* Check if ch is upppercase */
		 if (ch >= 'A' && ch <= 'Z') {
		 	  printf("Letter '%c' is Uppercase\n", ch);
		 	  ch = ch - 'A' + 'a';
			  printf("Converted to lowercase '%c'\n", ch);
		 }
		 else {
  			 printf("'%c' is not Uppercase letter\n", ch);
  			 printf("No conversion is done\n");
		 }
	 
	     return (0);
}