#include <stdio.h>

int main() {
    char ch;
    printf("enter character \n");
    scanf(" %c", &ch);
    if ( ch >= 'a' && ch <= 'z')
    { printf(" lowercase ");
    } else if ( ch >= 'A' && ch <= 'Z')
    { printf(" uppercase");}
    else 
    { printf("not an english alphabet");
    }
    
    return 0;
}
// a =97 & z= 122
//A=65 & Z=90