Dynamic programming solution for the HackerRank Sherlock and Cost problem, maximizing the sum of absolute differences in a sequence.

Solving HackerRank's Climbing the Leaderboard problem efficiently using sorted traversal instead of repeated search.

Solution for the Programmers string compression problem using n-gram style chunking.

Solution for the Programmers farthest node problem using BFS on an undirected graph.

Solution for Baekjoon 1074 (Z) using recursive quadrant division and cumulative counting.

Quick shell script for batch-downloading Kaggle competition datasets using the Kaggle API for local server training.