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Interview questions by company and topic | SysRound

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5 questions

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CodingMediumLeetCode 973
K Closest Points to Origin
Given N points on the plane and an integer k, return the k points with the smallest Euclidean distance to the origin (order doesn't matter)…
Companies: Airbnb, Amazon, Asana, Meta
Array · Divide and Conquer · Geometry · Heap (Priority Queue)
Last reported Aug 2026
Open workspace
CodingHardLeetCode 149
Max Points on a Line
Given up to 300 unique 2D points, return the maximum number that lie on the same straight line. The core challenge is grouping points by…
Companies: Google, LinkedIn
Array · Euclidean Algorithm · Geometry · Greatest Common Divisor
Last reported Jan 2025
Open workspace
CodingHardLeetCode 1610
Maximum Number of Visible Points

Convert each point to its polar angle around your location (counting points at the exact location separately), sort these angles and handle the circular wrap…

Companies: Anduril

Array · Geometry · Math · Sliding Window

CodingMediumLeetCode 1828

Queries on Number of Points Inside a Circle

Given a set of 2D integer points and multiple circular queries, compute for each circle how many points lie inside or on it; the main…

Companies: Anduril

Array · Geometry · Math

CodingMediumLeetCode 593

Valid Square

Given four unordered 2D points, determine whether they form a valid square (four equal non-zero side lengths and four right angles). A common check is…

Companies: Pure Storage

Geometry · Math