Todo List

File avltree.cpp

update code to use C++ STL library features and OO structure

File binary_search_tree.cpp

update code to use C++ STL library features and OO structure

Member create_list (int key)

fix memory leak

Member data_structures::trie::deleteString (const std::string &str, int index)

review the function ::data_structure::trie::deleteString and the commented lines

Member fib_b

@stepfencurryxiao add documetnation

Member get_input ()

@christianbender Get input from STDIO or write input to memory as done above.

File hash_search.cpp

fix the program for memory leaks and better structure in C++ and not C fashion

File heavy_light_decomposition.cpp

Support edge weight queries, by storing the edge weight value in it's child algorithm verified by testing in CSES path queries: https://cses.fi/problemset/task/1138

File hill_cipher.cpp

Better matrix generation algorithm.

Member mat_size

@stepfencurryxiao add documetnation

File paranthesis_matching.cpp

implement as a C++ class

File sparse_table.cpp

make stress tests.

Member test1 ()

better ways to self-check a matrix output?

Member test3 ()

This test fails