Split them Test

This coding test assesses a candidate's ability to program a small algorithm, testing their basic programming skills. Using a short and straightforward coding task, this test helps you identify developers with essential coding skills.

Available in

  • English

1 skills measured

  • Hashing, Probability, Arrays

Test Type

Coding Test

Duration

20 Mins

Level

Beginner

Questions

1

Use of Split them Test

The problem requires partitioning an array of N natural numbers into subarrays such that each element belongs to exactly one subarray, and no two subarrays contain the same natural number. The task is to find the total number of valid partitions in which the given array can be subdivided completely, and return it modulo 10^9+7.

This problem requires a good understanding of array partitioning and the use of modulo arithmetic. The solution involves iterating over the array and keeping track of the elements in each subarray, and checking that no element appears in more than one subarray. To count the number of valid partitions, we can use dynamic programming, keeping track of the number of valid partitions for each subarray size. Finally, we return the total number of valid partitions modulo 10^9+7.

Skills measured

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Hashing is a technique used to map data to a fixed size array, allowing for quick access and retrieval of information. Probability is the likelihood of a specific event occurring, used in determining the efficiency and accuracy of algorithms. Arrays are a fundamental data structure that stores elements of the same data type, providing easy access and manipulation of data. Understanding these skills in the context of Split them is crucial for efficiently splitting and organizing data, ensuring optimal performance and accuracy in data processing tasks.

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Subject Matter Expert Test

The Split them test is created by a subject-matter expert

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Frequently asked questions (FAQs) for Split them Test

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