# IASL Parser Structure Treeview Documentation
## Preprocess
* Remove
* 了
* [一總]?共(可以)?可?
* Replace
* 每人->每個人
* 幾%->多少

## Elements
* 
* Note
* `problems` is the raw problem string ==without== preprocess
## Steps
* Step 1: Open Framework
* open `structure_tree_view_for_iasl_parser.html` with Chrome
* Step 2: Load File
* You can select `problem_structure_tree_view_xxx_xxx.json` or `problem_structure_tree_view_0_17221.json` which contains the whole data.
* 
* Step 3: Expand Tree
* 
* Step 4: Right Click on Problem to Copy
*