text: import React from 'react'
  import{BrowserRouter as Router,Route,Link,Switch} from 'react-router-dom'
  import login from './login'
  import addshop from './addshop'
  class App extends React.Component{
      constructor(props){
          super(props);
      }
      render(){
        return(
          <Router>
            <div>
              <Route exact path="/" component = {login}></Route>
              <Route path="/addshop" component={addshop}></Route>
            </div>
          </Router>
        )
      }
     
  }
  
  export default App