InterviewDB Question

Kikoff SWE Phone - Submatrix Sum

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Question Details

Problem Compute the sum of all elements in a submatrix defined by given corner coordinates using 2D prefix sums. Likely LeetCode equivalent Related to LC 304 Range Sum Query 2D - Immutable. Tags matrix, dynamic-programming, phone-screen

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About This Question

This is a reported interview question from a kikoff interview during the phone round.

It covers the following topics: Dynamic Programming, Phone, Coding, Onsite, Matrix .

Topics

Dynamic Programming Phone Coding Onsite Matrix

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