My practice repo for LeetCode, LintCode, HackeRrank and other companies' meaningless interview questions.
/algorithm: Basic algorithms, such as sorting.
/java_lang: A playground for Java's language features.
/base: Basic classes that will be used across different questions, such as TreeNode, ListNode.
/leetcode: LeetCode questions.
/lintcode: LintCode questions.
/hackerrank: HackerRank questions
/companies: Successful companies.