Signal Weave
Your team maintains a mesh-network relay that transmits short text messages across low-bandwidth channels. Before transmission each message is woven — cleaned, arranged into a rectangular frame, then read column-by-column so characters are spread across time s…
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Standard engineering judgment. Multiple edge cases worth handling.
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SwiftManage badge factory settings. When a badge comes off the factory floor, it has no name.
SwiftYour team maintains an internal alert triage service. Each incoming alert carries five severity tags — tokens composed of a level indicator and a category code (e.g. 3♡ 10♢ 7♧ 8♤ A♢). The ranking rules for these tag sets follow standard poker hand rankings.
SwiftYou are building a roster system for a developer training academy. Participants are assigned to numbered cohorts based on their experience track. The program coordinator needs to view participants grouped by cohort, with each cohort's list sorted alphabeticall…
SwiftYou are writing a decoder for a legacy industrial robot controller. The controller receives a continuous stream of 3-character instruction codes. Each triplet maps to a named operation. When a HALT code is encountered, execution stops immediately.
SwiftYou are cleaning imported contact records before they are saved into a CRM. Each record includes a freeform phone field entered by a human, so the data can contain spaces, dots, parentheses, hyphens, and an optional leading country code of 1.
SwiftYour ops team schedules recurring deployment windows on a specific weekday of a given month. Implement a DeployWindow struct that, given a year and month, returns the date of the requested deployment window.