compiler design topic

- Invent a simple custom programming language extended from c++ or python (such as designing new pattern of if condition and for loop )

- Construct the RE and the CFG for your custom programming language. Preprocess your CFG for better performance.

- Develop the Scanner component using FLEX

- In case your language contains Identifiers, Implement the symbol table in the developed Scanner

- Specify and output errors of the Scanner component

i need screenshots for code

help me in this tasks thank you