diff --git a/Sprint-3/alarmclock/alarmclock.js b/Sprint-3/alarmclock/alarmclock.js
index 6ca81cd3b..4958ef29e 100644
--- a/Sprint-3/alarmclock/alarmclock.js
+++ b/Sprint-3/alarmclock/alarmclock.js
@@ -1,4 +1,41 @@
-function setAlarm() {}
+function displayTime(time) {
+ const remainingElement = document.getElementById("timeRemaining");
+ const minutes = String(Math.floor(time / 60)).padStart(2, "0");
+ const seconds = String(time % 60).padStart(2, "0");
+ remainingElement.innerText = `Time Remaining: ${minutes}:${seconds}`;
+}
+
+let interval;
+
+function setAlarm() {
+ let time = parseInt(document.getElementById("alarmSet").value);
+
+ if (!Number.isInteger(time) || time <= 0) {
+ return;
+ }
+
+ clearInterval(interval);
+ pauseAlarm();
+
+ displayTime(time);
+
+ interval = setInterval(() => {
+ time--;
+ displayTime(time);
+
+ if (time === 0) {
+ clearInterval(interval);
+ playAlarm();
+ }
+ }, 1000);
+}
+
+window.addEventListener("load", () => {
+ document.getElementById("stop").addEventListener("click", () => {
+ clearInterval(interval);
+ });
+});
+
// DO NOT EDIT BELOW HERE
diff --git a/Sprint-3/alarmclock/index.html b/Sprint-3/alarmclock/index.html
index 48e2e80d9..ff2d3b453 100644
--- a/Sprint-3/alarmclock/index.html
+++ b/Sprint-3/alarmclock/index.html
@@ -4,7 +4,7 @@
- Title here
+ Alarm clock app