#include <stdio.h>
#include <ctype.h>
int main()
{
    char ch;
    printf("Enter a character: ");
    scanf("%c", &ch);
    if (isupper(ch))
        printf("%c is an uppercase character.\n", ch);
    else if (islower(ch))
        printf("%c is an lowercase character.\n", ch);
    else
        printf("%c is none from uppercase, lowercase and space.\n", ch);

    return 0;
}