Exercise 1.1

part1/courseinfo/src/App.js

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+const Header = (props) => (
+  <h1>{props.course}</h1>
+)
+
+const Content = (props) => (
+  <p>{props.part} {props.exercise}</p>
+)
+
+const Total = (props) => (
+  <p>Number of exercises {props.total}</p>
+)
+
+const App = () => {
+  const course = 'Half Stack application development'
+  const part1 = 'Fundamentals of React'
+  const exercises1 = 10
+  const part2 = 'Using props to pass data'
+  const exercises2 = 7
+  const part3 = 'State of a component'
+  const exercises3 = 14
+
+  return (
+    <div>
+      <Header course={course} />
+      <Content part={part1} exercise={exercises1} />
+      <Content part={part2} exercise={exercises2} />
+      <Content part={part3} exercise={exercises3} />
+      <Total total={exercises1 + exercises2 + exercises3} />
+    </div>
+  )
+}
+
+export default App

part1/courseinfo/src/index.js

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+import React from 'react'
+import ReactDOM from 'react-dom/client'
+
+import App from './App'
+
+ReactDOM.createRoot(document.getElementById('root')).render(<App />)