View difference between Paste ID: KRJBfPnx and HKmV91Kn

 package com.company;
 
 import java.util.Random;
 import java.util.Scanner;
 import java.util.stream.IntStream;
 import java.util.stream.LongStream;
 
 /*
 Meg kell adni M db kétüléses padot (max 20 db) és N db diákot (max N*2). Random le kell őket ültetni, úgy, hogy 1 helyre csak 1 diák ülhet, majd kiiratni, hogy hányadik pad, bal vagy jobb oldalt ül-e
 */
 public class Main {
 
     public static void main(String[] args) {
         int m = 0;
         int n = 0;
         int mMax = 20;
         int rnd = 0;
         int pad = 0;
         String oldal = "";
 
         Scanner scanner = new Scanner(System.in);
 
         do {
             System.out.println("Enter M: ");
             m = scanner.nextInt();
         } while (m > mMax);
         do {
             System.out.println("Enter N: ");
             n = scanner.nextInt();
         } while (n > 2 * m);
 
         int[] RH = new int[n];
         Random random = new Random();
         for (int i = 0; i < n; i++) {
             boolean found = false;
             do {
                 rnd = random.nextInt(n) + 1;
                 int finalRnd = rnd;
                 found = IntStream.of(RH).anyMatch(x -> x == finalRnd);
             } while (found);
             RH[i] = rnd;
         }
 
 
         for (int i = 0; i < RH.length; i++) {
             if (RH[i] % 2 == 0) {
                 oldal = "jobb";
                 pad = (RH[i] / 2);
             } else {
                 oldal = "bal";
                 pad = ((RH[i] + 1) / 2);
             }
             System.out.println(i+1 + ". diák " + pad + ". pad  " + oldal + " oldal");
         }
 
     }
 }