2 раза выводит результат 1й нити. в чем дело?
package com.javarush.task.task16.task1629;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
/*
Только по-очереди!
*/
public class Solution {
public static volatile BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
public static void main(String[] args) throws InterruptedException {
Read3Strings t1 = new Read3Strings();
Read3Strings t2 = new Read3Strings();
//add your code here - добавьте код тут
t1.start();
t1.join();
t2.start();
t2.join();
t1.printResult();
t2.printResult();
}
//add your code here - добавьте код тут
public static class Read3Strings extends Thread{
//BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
static ArrayList <String> list = new ArrayList<>();
static String a;
static String b;
static String c;
@Override
public void run() {
try{
for (int i = 0; i < 3; i++){
list.add(reader.readLine());
}
a = list.get(0);
b = list.get(1);
c = list.get(2);
} catch (IOException e) {
e.printStackTrace();
}
}
public static void printResult(){
// String str = "";
// for (String s : list){
// str += s + "\t";
System.out.println(a + " "+ b + " " + c);
}
}
}