CCCPaste

Создай класс Point

import java.util.Objects;
public class Point {
    private int x;
    private int y;

    public Point(int x, int y){
        this.x=x;
        this.y=y;
    }
    @Override
    public boolean equals(Object obj){
        if (this == obj) return true;
        if (obj == null || getClass() != getClass()) return false;
        Point other =(Point) obj;
        return x == other.x && y == other.y;
    }
    @Override
    public int hashCode() {
        return Objects.hash(x, y);
        
        
        public class Main {
    public static void main(String[] args) {
        Point p1 = new Point(1, 2);
        Point p2 = new Point(1, 2);
        
         System.out.println(p1.equals(p2));
        System.out.println(p1.hashCode() == p2.hashCode());