diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
new file mode 100644
index 00000000..a286f4b5
--- /dev/null
+++ b/.github/workflows/actions.yml
@@ -0,0 +1,25 @@
+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..93d0ef6f 100644
--- a/main.cpp
+++ b/main.cpp
@@ -10,16 +10,28 @@ int main()
     cout << "THE FIRST EXAMPLE MATH DISPLAY!\n";
     cout << "Hi, please enter two whole numbers: ";
 
-    int x,y;
+    int x, y;
 
-    cin >> x >> y;
-    cout << "Addition: " << x + y << endl;
-    cout << "Subtraction: " << x - y << endl;
-    cout << "Multiplication: " << x * y << endl;
-    cout << "Division: " << x / y << endl;
-    cout << "Remainder: " << x % y << endl;
-    cout << "Square Root: " << sqrt(x) << endl;
-    cout << "Square: " << pow(x, y) << endl;
+    std::cin >> x >> y;
+    std::cout << "Addition: " << x + y << std::endl;
+    std::cout << "Subtraction: " << x - y << std::endl;
+    std::cout << "Multiplication: " << x * y << std::endl;
+
+    if (y != 0) {
+        std::cout << "Division: " << x / y << std::endl;
+        std::cout << "Remainder: " << x % y << std::endl;
+    } else {
+        std::cout << "Division: undefined (division by zero)" << std::endl;
+        std::cout << "Remainder: undefined (division by zero)" << std::endl;
+    }
+    
+    if (x >= 0) {
+        std::cout << "Square Root: " << sqrt(x) << std::endl;
+    } else {
+        std::cout << "Square Root: undefined (negative number)" << std::endl;
+    }
+    
+    std::cout << "Power: " << pow(x, y) << std::endl;
 
     return 0;
 }