diff --git a/arrays.js b/arrays.js
index 37faed2..21e5668 100644
--- a/arrays.js
+++ b/arrays.js
@@ -16,6 +16,11 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
+const inventory = ["Apples", "Bread", "Milk", "Eggs"];
+inventory.push("Oranges", "Bananas"); 
+inventory.shift();
+console.log("Updated inventory:", inventory);
+
 
 
 
@@ -39,6 +44,18 @@ Output: "Ali is present."
 */
 
 // ✍️ Write your function here ✍️
+ const students = ["Ali", "Fatima", "Hassan", "Layla"];
+  function isPresent(name) {
+    if (students.includes(name)) {
+      return `${name} is present.`;
+    } else {
+      return `${name} is absent.`; 
+    }
+  }
+
+console.log(isPresent("Ali"));
+
+
 
 
 
@@ -67,6 +84,28 @@ Output: Sorted leaderboard with updated scores
 
 // ✍️ Write your functions here ✍️
 
+function updateScore(playerName, scoreToAdd) {
+  const player = topScorers.find(p => p.name === playerName);
+  if (player) {
+    player.score += scoreToAdd;
+  } else {
+    topScorers.push({ name: playerName, score: scoreToAdd });
+  }
+}
+function printLeaderboard() {
+  const sortedLeaderboard = topScorers.slice().sort((a, b) => b.score - a.score);
+  console.log("Leaderboard:");
+  sortedLeaderboard.forEach(player => {
+    console.log(`${player.name}: ${player.score}`);
+  });
+}
+const topScorers = [
+  { name: "Messi", score: 5 },
+  { name: "Ronaldo", score: 3 },
+  { name: "Neymar", score: 4 }
+];
+updateScore("Ronaldo", 2);
+printLeaderboard();
 
 
 
diff --git a/callbacks.js b/callbacks.js
index 3fadb3f..75f03b6 100644
--- a/callbacks.js
+++ b/callbacks.js
@@ -18,6 +18,16 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
+function sendMessage(name, callback) {
+  callback(name);
+}
+function welcomeMessage(name) {
+  console.log(`Welcome, ${name}!`);
+}
+sendMessage("Amina", welcomeMessage);
+
+
+/*
 
 
 
@@ -48,6 +58,23 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
+function checkTemperature(temperature, callback) {
+  callback(temperature);
+}
+function evaluateTemperature(temp) {
+  if (temp > 30) {
+    console.log(`${temp}°C is Hot.`);
+  } else if (temp >= 15 && temp <= 30) {
+    console.log(`${temp}°C is Warm.`);
+  } else {
+    console.log(`${temp}°C is Cold.`);
+  }
+}
+checkTemperature(35, evaluateTemperature);
+checkTemperature(22, evaluateTemperature);
+checkTemperature(10, evaluateTemperature);
+
+
 
 
 
diff --git a/index.html b/index.html
index 1104b64..cc3eccf 100644
--- a/index.html
+++ b/index.html
@@ -3,7 +3,9 @@
     <head>Week 5 Assignment</head>
     <body>
         <h1>Look at the console to see the results</h1>
-
+         <script src="arrays.js"></script>
+         <script src="callbacks.js"></script>
+         <scripts src="objects.js"></script>
         <!-- Before starting, add the javascript files in this html fie -->
     </body>
 </html>
\ No newline at end of file
diff --git a/objects.js b/objects.js
index e2426e9..2a6fb46 100644
--- a/objects.js
+++ b/objects.js
@@ -30,6 +30,25 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
+function updateOnlineStatus(gamerProfile, status) {
+   gamerProfile.isOnline = status;
+   if (status) {
+       console.log(`${gamerProfile.username} is now online.`);
+   } else {
+
+         1
+         console.log(`${gamerProfile.username} is now offline.`);
+   }
+}
+const gamerProfile = {
+   username: "ShadowSlayer",
+   level: 5,
+   isOnline: false
+};
+updateOnlineStatus(gamerProfile, true);
+
+
+
 
 
 /*
@@ -64,7 +83,20 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
+function checkAvailability(dress) {
+   if (dress.inStock) {
+       console.log(`${dress.name} is available in size ${dress.size}.`);
+   } else {
+       console.log(`${dress.name} is out of stock.`);
+   }
+}
+
+
+
+
+
 
+      
 
 /*
 Task 3: Supercar Feature Adder 🚗 🚗 🚗 🚗
