Problem 61100. The Five Infection (Boss Level)

Given a 3x3 matrix A, replace:
  • every value that is equal to five
  • every value that is directly adjacent to a five
with zero in matrix B. To be adjacent in this problem only consider above, below, right, and left: no diagonals.
Solve

Solution Stats

67.42% Correct | 32.58% Incorrect
Last Solution submitted on Dec 12, 2025

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logic math

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