#1.代码如下:
---
title: <center>This is my first report</center>
output:
html_document:
toc: true
toc_float:
collapsed: true
smooth_scroll: true
number: true
number_sections: true
theme: cerulean
runtime: shiny
---
#插入图片

#2.输出提示报错内容如图
#3.个人解决思路更改运行路径,但是行不通
```{r setup}
knitr::opts_knit$set(root.dir = 'D:/')
```
#


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