hello.Rmd

---
title: "Hello, Tutorial!"
author: "J.J. Allaire"
date: "March 1st, 2017"
output: learnr::tutorial
runtime: shiny_prerendered
# Do not index/display tutorial by setting `private: true`
# private: true
description: >
  This is a demo tutorial.
---

```{r setup, include=FALSE}
library(learnr)
```

The following code computes the answer to 1+1. Change it so it computes 2 + 2:

```{r addition, exercise=TRUE}
1 + 1
```