Worked on the cs-pub-ro/hardware-software-interface repository to enhance educational materials by introducing support for 8-byte data types in the context of x86_64 architecture. This involved updating reading materials and traversal tasks to reflect the requirements of 8-byte memory operations, as well as revising related solutions to ensure consistency. Addressed documentation inconsistencies by clarifying examples involving memory operations and 8-byte data types. The work focused on C programming, data structures, and memory management, providing learners with a clearer understanding of data handling and traversal in modern architectures. The updates improved the accuracy and depth of the instructional content.