bigLetter

#include <stdio.h>

int main(void)
{
	char ch;
	scanf("%c", &ch);

	if(ch >= 'A' && ch <= 'Z')
	{
		printf("%c is a big\n", ch);
	}
	/*else
	{
		//X
	}*/
    
	return 0;
}

 

<compile 결과>