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- package pl.sda.kolekcje;
- import java.util.ArrayList;
- import java.util.Collections;
- import java.util.List;
- import java.util.Random;
- public class Zadanie4Main {
- public static void main(String[] args) {
- ArrayList<String> mojeWyrazy = new ArrayList<>();
- Random random = new Random();
- for (int i = 0; i < 10; i++) {
- int a = (random.nextInt(10));
- String wyrazik = String.valueOf(a);
- mojeWyrazy.add(wyrazik);
- }
- // Collections.sort(mojeWyrazy);
- // System.out.println(mojeWyrazy);
- ArrayList<Integer> mojeNumerki = new ArrayList<>();
- for (String wyraz : mojeWyrazy) {
- int numerek = Integer.parseInt(wyraz);
- mojeNumerki.add(numerek);
- }
- int suma = 0;
- for (int i = 0; i < mojeNumerki.size(); i++) {
- suma += mojeNumerki.get(i);
- }
- System.out.println(suma);
- double average;
- average = suma / mojeNumerki.size();
- System.out.println(average);
- mojeNumerki.indexOf(average);
- Collections.sort(mojeNumerki);
- System.out.println(mojeNumerki);
- for (int i = 0; i < mojeNumerki.size(); i++) {
- if (mojeNumerki.get(i) > average) {
- mojeNumerki.remove(mojeNumerki.get(i));
- }
- }
- System.out.println(mojeNumerki);
- }
- }
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