problem 11

#include <stdio.h>

int main() {
    char ch;

    printf("Enter a character: ");
    scanf(" %c", &ch); 

    if (ch >= 'A' && ch <= 'Z') {
        printf("%c is a capital letter.\n", ch);
    } else if (ch >= 'a' && ch <= 'z') { 
        printf("%c is a small letter.\n", ch);
    } else if (ch >= '0' && ch <= '9') { 
        printf("%c is a digit.\n", ch);
    } else { 
        printf("%c is a special character.\n", ch);
    }

    return 0;
}

Enter a character: