fzr365

输入`while()`后，再在括号中输入`in.hasNext()`，然后原来while的右半括号就会被吞掉  

docs: 新增「韦恩图」文档

2

##### Checklist - [ ] `npm test` passes - [ ] benchmarks are included - [ ] commit message follows commit guidelines - [ ] documents are updated ##### Description...

docs: 新增「矩形树图」文档

2

##### Checklist - [ ] `npm test` passes - [ ] benchmarks are included - [ ] commit message follows commit guidelines - [ ] documents are updated ##### Description...

docs: 新增「茎叶图」文档

2

##### Checklist - [ ] `npm test` passes - [ ] benchmarks are included - [ ] commit message follows commit guidelines - [ ] documents are updated ##### Description...

docs: 新增「堆叠柱状图」文档

2

##### Checklist - [ ] `npm test` passes - [ ] benchmarks are included - [ ] commit message follows commit guidelines - [x] documents are updated ##### Description of...

docs: 新增「堆叠面积图」文档

2

##### Checklist - [ ] `npm test` passes - [ ] benchmarks are included - [ ] commit message follows commit guidelines - [ ] documents are updated ##### Description...