diff --git a/build.yml b/build.yml
new file mode 100644
index 00000000..b5bf693b
--- /dev/null
+++ b/build.yml
@@ -0,0 +1,23 @@
+name: Build C++
+
+on:
+  push:
+    branches: "**"
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  install:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y -f build-essential g++ cmake
+  build:
+    needs: install
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build project
+        run: g++ -std=c++17 main.cpp
diff --git a/main.cpp b/main.cpp
index 5411e7a3..3bb00621 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,3 +1,6 @@
+// Author: Alexander Liu
+// Date: 02/02/2026
+// Description: My first example to demonstrate pull requests
 #include <iostream>
 #include <cmath>