helpful examples added

Author: sanjaydeveloper15

Examples/callstack_example.js

@@ -0,0 +1,20 @@
+function takeShower(){
+    return "Showering!"
+}
+
+function eatBreakfast(){
+    let meal = cookFood()
+    return `Eating ${meal}`
+}
+
+function cookFood(){
+    let items = ["Oatmeal", "Eggs", "Protein Shake"]
+    return items[Math.floor(Math.random()*items.length)];
+}
+function wakeUp() {
+    takeShower()
+    eatBreakfast()
+    console.log("Ok ready to go to work!")
+}
+
+wakeUp()