Leetcode 59. How To Go Around A Square Matrix In Spiral Order
A simple example of using C++ switch
Jan 31, 20242 min read561
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Articles tagged with #programming-blogs
Leetcode 120. How To Find The Minimum Path From Top To Bottom Of A Triangle
Two dynamic programming techniques to solve Leetcode 120. Triangle. One has space complexity O(n^2). The other is O(n).
Jan 23, 20244 min read266
How To Find The Longest Substring Without Repeating Characters
An example of using a sliding window approach and an unordered map to track character positions
Jan 16, 20243 min read473
How To Find The Maximal Subarray Having Distinct Elements
A simple C++ solution to Leetcode 1695. Maximum Erasure Value using a sliding window approach and prefix sums.
Jan 9, 20242 min read267
How to Check If a Number is a Power of Four
The math behind Leetcode 342. Power of Four.
Dec 26, 20232 min read228
How to Encode Morse Code
A C++ solution to Leetcode 804. Unique Morse Code Words using mapping and std::unordered_set to keep track of unique representations.
Dec 19, 20233 min read129