diff --git a/meeting-rooms/reeseo3o.js b/meeting-rooms/reeseo3o.js
new file mode 100644
index 0000000000..d657546fe1
--- /dev/null
+++ b/meeting-rooms/reeseo3o.js
@@ -0,0 +1,21 @@
+// Time Complexity: O(nlogn)
+// Space Complexity: O(1)
+
+const canAttendMeetings = function (intervals) {
+  if (!intervals || intervals.length <= 1) {
+    return true;
+  }
+
+  intervals.sort((a, b) => a[0] - b[0]);
+
+  for (let i = 1; i < intervals.length; i++) {
+    const prevEnd = intervals[i - 1][1];
+    const currStart = intervals[i][0];
+
+    if (currStart < prevEnd) {
+      return false;
+    }
+  }
+
+  return true;
+};