PROGRAM TO CONVERT UPPER CASE TO LOWER CASE AND VICE-VERSA

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/*wap to change case of character */
#include<stdio.h>
#include<conio.h>
void main()
{
char c;
clrscr();
printf("enter the character");
scanf("%c",&c);
if(c>=65&&c<91)
{
c=c+32;
printf("entered character is%c",c);
}
else
{
c=c-32;
printf("entered character is %c",c);
}
getch();
}



the output is :-
enter the character
entered character is  E


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