/*  Write a program that reads a string, and then outputs the string without its middle character when the length is odd, and without the middle 2 characters when the length is even.
*/
 
import java.util.*;
class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String word = sc.next();
        int length = word.length();
        if (length % 2 == 1) {
            String nnn = word.substring(length/2,length-length/2);
 
            //System.out.println(nnn);
        } else {
 
        }
 
    }
}
как вырезать буквы которые находятся вне range?

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