diff --git a/Sprint-3/alarmclock/alarmclock.js b/Sprint-3/alarmclock/alarmclock.js
index 6ca81cd3b..e2d022c14 100644
--- a/Sprint-3/alarmclock/alarmclock.js
+++ b/Sprint-3/alarmclock/alarmclock.js
@@ -1,4 +1,46 @@
-function setAlarm() {}
+let timer = null;
+
+function formatTime(seconds) {
+ let mins = String(Math.floor(seconds / 60)).padStart(2, "0");
+ let secs = String(seconds % 60).padStart(2, "0");
+ return `${mins}:${secs}`;
+}
+
+function updateDisplay(timeLeft) {
+ const display = document.getElementById("timeRemaining");
+ display.textContent = `Time Remaining: ${formatTime(timeLeft)}`;
+}
+
+function setAlarm() {
+ let timeLeft = 0;
+ const input = document.getElementById("alarmSet").value;
+
+ timeLeft = parseInt(input, 10);
+
+ if (isNaN(timeLeft) || timeLeft <= 0) {
+ return;
+ }
+
+ if (timer) {
+ clearInterval(timer);
+ timer = null;
+ }
+
+ stopAlarm();
+
+ updateDisplay(timeLeft);
+
+ timer = setInterval(() => {
+ timeLeft--;
+ updateDisplay(timeLeft);
+
+ if (timeLeft <= 0) {
+ clearInterval(timer);
+ timer = null;
+ playAlarm();
+ }
+ }, 1000);
+}
// DO NOT EDIT BELOW HERE
diff --git a/Sprint-3/alarmclock/index.html b/Sprint-3/alarmclock/index.html
index 48e2e80d9..18a51fc66 100644
--- a/Sprint-3/alarmclock/index.html
+++ b/Sprint-3/alarmclock/index.html
@@ -1,10 +1,10 @@
-
+
- Title here
+ Alarm Clock App