Having trouble getting into your LeetCode account? It happens to the best of us. Whether you’re trying to practice for interviews or just keep up with daily challenges, a login issue can really throw ...

Bug: A naive solution may try all subarrays using nested loops (O(n²) or worse), which is too slow for large inputs. Expected: Use Kadane’s Algorithm (O(n)), which efficiently updates the running sum ...

Thinking about trying out LeetCode but not sure where to start? Or maybe you’re wondering if a paid plan is really worth it. This guide will walk you through how to get the most from a leetcode free ...

System tests accept the submission but fail on a valid custom test case. This indicates a missing test case in the official test suite. The code contains a logic ...

Two Columbia students, Roy Lee and Neel Shanmugam, dropped out of the University after facing disciplinary action for creating an artificial intelligence coding software that works undetected when ...

Paden Gayle secured a Google software engineering role after multiple rejections. Gayle emphasized mastering coding fundamentals and practicing with platforms like LeetCode. He advised starting ...

Abstract: For a large-scale array, the subarray technology can save the radio frequency (RF) channels. However, the use of subarray technology often tends to reduce the beamforming performance of the ...

Abstract: A collocated phased-subarray multiple-input and multiple-output (MIMO) radar system that reduces the number of MIMO channels to implement a large antenna array is proposed. Both the ...