LeetCode
286 problems solved in Java and Scala — and counting.
JavaScala
A long-running set of LeetCode solutions — keeping interview-shaped problems within reach: arrays, trees, graphs, DP, and the small bag of patterns that solve most of the rest.
Solved: 286 · 142 Easy · 116 Medium · 28 Hard · 269 in Java, 18 in Scala.
Profile: leetcode.com/u/alexnkdev.