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- import java.util.ArrayList;
- public class Main {
- public static <T> boolean przepisz(ArrayList<? super T> l1, ArrayList<T> l2) {
- if(l2.isEmpty()) {
- System.out.println("Lista 2 pusta");
- return false;
- }else {
- int size = l2.size();
- System.out.println("Rozmiar listy 2: " + size);
- for(int i = 0; i < size; i++)
- l1.add(l2.get(i));
- return true;
- }
- }
- public static void printList(ArrayList<?> list) {
- for(Object elem: list)
- System.out.print(elem + " ");
- System.out.println();
- }
- public static void main(String[] args) {
- ArrayList<String> stringi = new ArrayList<String>();
- stringi.add("raz");
- stringi.add("dwa");
- stringi.add("trzy");
- stringi.add("cztery");
- ArrayList<String> inty = new ArrayList<String>();
- inty.add("1");
- inty.add("2");
- inty.add("3");
- printList(stringi);
- printList(inty);
- przepisz(stringi, inty);
- printList(stringi);
- printList(inty);
- }
- }
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