"Welcome to my Data Structure and Algorithm practice repository! Here you will find a collection of implementations of various data structures and algorithms in multiple languages such as C++, Python and Java. The repository includes practice problems and solutions from various sources such as LeetCode, HackerRank and GeeksForGeeks.

Java-based shopping cart system with a graphical interface using JOptionPanes and JFrames. Features include product management, client-specific carts, and shopping histories. Highlights advanced Object-Oriented Design, Abstract Classes, and Lambda Expressions for optimized performance.