Problem 50902. Draw a '6' in a zero matrix!

Given a x-by-x matrix filled with zeros (x is odd and > 3). Use 6s to draw a number 6 into it! Like this:
x = 5, y =
6 6 6 6 6
6 0 0 0 0
6 6 6 6 6
6 0 0 0 6
6 6 6 6 6
x = 7, y =
6 6 6 6 6 6 6
6 0 0 0 0 0 0
6 0 0 0 0 0 0
6 6 6 6 6 6 6
6 0 0 0 0 0 6
6 0 0 0 0 0 6
6 6 6 6 6 6 6
Solve

Solution Stats

71.68% Correct | 28.32% Incorrect
Last Solution submitted on Dec 03, 2025

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