text: import React, { Component } from "react";
  import { BrowserRouter as Router, Route } from "react-router-dom";
  import Learna from "./Learna.js";
  import Examples from "./Examples.js";
  import Home from "./Home.js";
  import "./codemirror.css";
  import "./App.css";
  
  class App extends Component {
    render() {
      return (
        <Router>
          <div>
            <Route exact path="/" component={Home} />
            <Route path="/learna" component={Learna} />
            <Route path="/examples" component={Examples} />
          </div>
        </Router>
      );
    }
  }
  
  export default App;
  