concurrency event loop files

Chapter 13/concurrency_chapter/eventloop-async.js

@@ -0,0 +1,7 @@
+console.log("Hi there");
+setTimeout(() => console.log("Sorry I'm late"), 1000);
+console.log(add(4,5));
+
+function add(x, y) {
+    return x + y;
+}

Chapter 13/concurrency_chapter/eventloop-sync.js

@@ -0,0 +1,6 @@
+console.log("Hi there");
+add(4,5);
+
+function add(x, y) {
+    return x + y;
+}