CourierRooftop

A rooftop garden is paved with an N x N grid of square tiles.

…

Given an array of values, determine the required result under the following conditions.

Input: [4, 8, 15, 16, 23, 42]

Output: 3

Constraints: 1 ≤ n ≤ 10⁵

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board[0][0] == 'S' and board[N-1][N-1] == 'S' for every courtyard

solution.cpp

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Mode: On-Campus Exam Pattern: 1 DSA OA Date: 2026-11-03

A rooftop garden is paved with an N x N grid of square tiles.

…

Given an array of values, determine the required result under the following conditions.

Input: [4, 8, 15, 16, 23, 42]

Output: 3

Constraints: 1 ≤ n ≤ 10⁵

Unlock the full statement, examples, constraints, and solution guidance.

Ending preview

…

board[0][0] == 'S' and board[N-1][N-1] == 'S' for every courtyard

MediumMed•102 viewsOn-CampusSDE

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Last updated Nov 3, 2026