Check a character is alphabet or not

#include <stdio.h>

int main(void) {
    char ch;
    scanf("%c", &ch);
    int ch_ascii = ch;
    if(ch_ascii >= 97 && ch<=122 || ch_ascii >= 65 && ch<=90){
        printf("Alphabet");
    }else{
        printf("Anything else");
    }
    return 0;
}

C

INFO