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Noon

Challenges: 8Easy: 3Medium: 3Hard: 2

This Noon coding-practice set brings together 8 challenges, with a mix of 3 easy, 3 medium, 2 hard. The problems lean on greedy, intervals, simulation, arrays, dynamic-programming, so you can rehearse relevant patterns and review your progress.

Topics this company tests

Noon coding challenges

  • Delivery Time Window Route

    Difficulty: HardTopics: greedy, intervals, simulation

  • Maximum Subarray

    Difficulty: MediumTopics: arrays, dynamic-programming

  • Number of Islands

    Difficulty: MediumTopics: bfs, dfs, graph, matrix

  • Two Sum

    Difficulty: EasyTopics: arrays, hash-map

  • Session Timeout Cleanup

    Difficulty: EasyTopics: arrays, simulation, sorting

  • Stream Lag Alert Aggregator

    Difficulty: MediumTopics: hash-map, simulation

  • Top Services by Error Rate

    Difficulty: EasyTopics: hashing, math, sorting

  • Wallet Reconciliation

    Difficulty: HardTopics: data-integrity, hash-map

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