Кирилл Деменев

package com.company;

import java.util.Scanner;
import java.util.Random;

public class Main {
    public static String everything(String smth, int smth2, int smth3) {
        StringBuilder str = new StringBuilder();
        str.append(smth);
        String res ="";
        for (int i = smth2; i < smth3; i++) {
            res += str.charAt(i);
        }
        return res;
    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String str = in.next();
        int a = in.nextInt();
        int b = in.nextInt();
        String pos = everything(str, a, b);
        System.out.println(pos);
    }
}