package com.java265.other;

import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.ReentrantLock;

public class Test6_1 {

    static Thread t2 = null;
    static Thread t1 = null;

    public static void main(String[] args) throws Exception {

        ReentrantLock rt = new ReentrantLock();
        Condition l1 = rt.newCondition();
        Condition l2 = rt.newCondition();

        t1 = new Thread(() -> {
            rt.lock();
            for (int i = 0; i < 26; i++) {
                char c = (char) (i + (int) 'a');

                try {
                    l2.signal();
                    l1.await();
                    System.out.print(c);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }

                


            }
            l2.signal();
            rt.unlock();

        });

        t2 = new Thread(() -> {
            rt.lock();
            for (int i = 1; i <= 26; i++) {


                try {
                    l1.signal();
                    l2.await();
                    System.out.print(i + " ");

                } catch (InterruptedException e) {
                    e.printStackTrace();
                }


            }
            l1.signal();
            rt.unlock();
        });


        t1.start();
        t2.start();


    }
}