#include
int main(void)
{
char letter = 'B';
if(letter >= 'A')
if (letter <= 'Z'){
letter = letter - 'A'+ 'a';
printf("You entered an uppercase %c\n", letter);
}
else
printf("Try using the shift key, Bud! I want a capital letter.\n");
return 0;
}
You entered an uppercase b