Libraries used :
QR-Code Generator -> https://www.nayuki.io/page/qr-code-generator-library
Tiny -PNG-Out -> https://www.nayuki.io/page/tiny-png-output
---How to run---
In WSL ubuntu for windows or in a Linux based system:
->sudo apt-get update
->sudo apt-get install cmake
Go to the build folder:
->cd build
To compile the code:
->cmake ..
->make all
To run the code:
->cd src
->./qr-to-png
This will create 4 png files with the qr codes of varying sizes