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Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

What difficulty level is this coding question?

This is a easy difficulty Coding & Algorithms question, commonly asked during Technical Screen rounds at Oracle.

What role is this question designed for?

This question is commonly asked for Data Scientist candidates at Oracle during technical interviews.

Count closed islands in a grid | Oracle Coding Question

Quick Overview

This question evaluates grid traversal and connected-component detection skills, focusing on 4-directional adjacency and boundary-condition reasoning in matrix-based maps.

easy
Oracle
Coding & Algorithms
Data Scientist

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