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LR(0) Parser Implementation

This is a Python implementation of an LR(0) parser with a simple GUI interface.

  1. You do not need to install any external libraries.
  2. You can run the project by typing python main.py
  3. after running the project, you should select grammar1.txt in the src folder.
  4. You can also write your own grammar and use this project to perform LR(0) analysis on it.

Wish you a happy use～

Screenshots

Grammar1(Augmented Grammar) screenshot

Main program page screenshot

View State Sets screenshot

View State Table screenshot

Analyze string