FastPrepLargest Island After One Land Conversion

Largest Island After One Land Conversion

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Problem statement

Given a rectangular binary grid, you may change at most one 0 into 1 . An island is a four-directiona...

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Examples

Example 1

grid = [[1,0],[0,1]]return = 3

Converting either zero joins both diagonal land cells through the converted cell.

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FastPrep Pro
Reported in 1 Amazon interview this week

Unlock this recently reported problem

FastPrep Pro gives you full access to interview problems reported within the last week.

  • Full problem statement and constraints
  • 1 more worked example, explained
  • Guided hints and editorial
  • Run your code on real test cases
$8.25/month

$99 billed yearly — or $19 month-to-month. Cancel anytime.

Free plan — 2 of 2 free unlocks used this week