Quick Overview

Count completed highway journeys from unsorted entry, main-road, and exit toll records grouped by vehicle and direction. Handle replacement entries, mismatched directions, incomplete or malformed sequences, deterministic tie ordering, duplicate delivery, and bounded-state streaming follow-ups.

Count Complete Highway Journeys from Toll Logs

Company: Onepay

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: easy

Interview Round: Technical Screen

Overview: Count completed highway journeys from unsorted entry, main-road, and exit toll records grouped by vehicle and direction. Handle replacement entries, mismatched directions, incomplete or malformed sequences, deterministic tie ordering, duplicate delivery, and bounded-state streaming follow-ups.

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