Quick Overview

This Hudson River Trading coding question checks careful string scanning over fixed-length substrings with a small character predicate. It is a compact console-ready exercise for practicing boundary handling, linear traversal, and turning a short interview prompt into reliable code.

Count Length-3 Chat Substrings with a Vowel

Company: Hudson River Trading

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: medium

Interview Round: Technical Screen

Overview: This Hudson River Trading coding question checks careful string scanning over fixed-length substrings with a small character predicate. It is a compact console-ready exercise for practicing boundary handling, linear traversal, and turning a short interview prompt into reliable code.

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