Solved Merge Conflict, Fixed Issue #1

.github/workflows/main.yml

@@ -0,0 +1,23 @@
+name: Build C++
+
+on:
+  push:
+    branches: [ main ]
+  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@v3
+      - name: Build project
+        run: g++ main.cpp -std=c++17 -o firstIO

README.md

@@ -23,4 +23,6 @@ g++ main.cpp
 
 and if it compiles successfully, run it with `./a.out`
 
-To exit the container, type `exit`
+To exit the container, type `exit`
+
+[![Build C++](https://github.com/BraulioL/CppMath/actions/workflows/main.yml/badge.svg)](https://github.com/BraulioL/CppMath/actions/workflows/main.yml)