create project for part2

part2/2.1-2.5/src/App.js

@@ -0,0 +1,60 @@
+import React from 'react'
+
+const App = () => {
+  const course = {
+    name: 'Half Stack application development',
+    parts: [
+      {
+        name: 'Fundamentals of React',
+        exercises: 10
+      },
+      {
+        name: 'Using props to pass data',
+        exercises: 7
+      },
+      {
+        name: 'State of a component',
+        exercises: 14
+      }
+    ]
+  }
+
+  return (
+    <div>
+      <Header course={course} />
+      <Content part={course.parts} />
+      <Total part={course.parts} />
+    </div>
+  )
+}
+
+const Header = (props) => {
+  return (
+    <h1>{props.course.name}</h1>
+  )
+}
+
+const Content = (props) => {
+  return (
+    <div>
+      <Part part={props.part[0]} />
+      <Part part={props.part[1]} />
+      <Part part={props.part[2]} />
+    </div>
+   
+  )
+}
+
+const Part = (props) => {
+  return (
+    <p>{props.part.name} {props.part.exercises}</p>
+  )
+}
+
+const Total = (props) => {
+  return (
+    <p>Number of exercises {props.part[0].exercises + props.part[1].exercises + props.part[2].exercises}</p>
+  )
+}
+
+export default App

part2/2.1-2.5/src/index.css

@@ -0,0 +1,13 @@
+body {
+  margin: 0;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+    sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+code {
+  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
+    monospace;
+}

part2/2.1-2.5/src/index.js

@@ -0,0 +1,7 @@
+import ReactDOM from 'react-dom'
+import App from './App'
+
+ReactDOM.render(
+  <App />, 
+  document.getElementById('root')
+)