MathewDavidov

import java.util.*;

public class MyHashMap<K, V> implements Map<K, V>{
    private static class Pair<K, V> implements Map.Entry<K, V> {
        private final K key;
        private V value;

        public Pair(K key, V value) {
            this.key = key;
            this.value = value;

MathewDavidov

import java.lang.reflect.Array;
import java.util.*;

public class LinkedListSent<E> implements List<E>, Deque<E>, Iterable<E> {
    private static class Node<E> {
        private E data;
        private Node<E> next;
        private Node<E> previous;

        public Node(E data, Node<E> next, Node<E> previous) {