import java.util.ArrayList;
import java.util.Comparator;

public class Program {

    int one, two;

    Program ( int one, int two ) {
        this.one = one;
        this.two = two;
    }

    public int getOne() {
        return one;
    }

    public int getTwo() {
        return two;
    }

    public static void main(String[] args) {

        ArrayList<Program> array = new ArrayList<Program>();

        array.add(new Program(1,2));
        array.add(new Program(3,4));
        array.add(new Program(5,6));
        array.add(new Program(7,8));
        array.add(new Program(9,10));

        int min = 0;

//        for ( Program i : array ) {
//            if (i.one > min)
//                min = i.one;
//            System.out.println(i.one);
//        }

        array.sort(Comparator.comparing(Program::getOne().reverseOrder());

    }
}