init project

leetcode1114/src/main/java/com/duanledexianxianxian/leetcode/Foo.java

@@ -4,6 +4,7 @@ import java.util.concurrent.CountDownLatch;
 
 /**
  * Hello world!
+ * https://zhuanlan.zhihu.com/p/81626432
  *
  * @author Administrator
  */
@@ -38,12 +39,12 @@ class Foo {
     }
 
     public static void main(String[] args) {
-        Foo foo=new Foo();
+        Foo foo = new Foo();
 //        创建3个线程
 
         Thread thread1 = new Thread(() -> {
             try {
-                foo.first(()->{
+                foo.first(() -> {
                     System.out.println("1");
                 });
             } catch (InterruptedException e) {
@@ -53,7 +54,7 @@ class Foo {
 
         Thread thread2 = new Thread(() -> {
             try {
-                foo.second(()->{
+                foo.second(() -> {
                     System.out.println("2");
                 });
             } catch (InterruptedException e) {
@@ -63,7 +64,7 @@ class Foo {
 
         Thread thread3 = new Thread(() -> {
             try {
-                foo.third(()->{
+                foo.third(() -> {
                     System.out.println("3");
                 });
             } catch (InterruptedException e) {