Generate a matrix that approximates a circular ring using distance-based thresholding , a visually rich mandala-inspired challenge.
e.g. N = 5;
0 1 1 1 0;
1 0 0 0 1;
1 0 0 0 1;
1 0 0 0 1;
0 1 1 1 0;
Solve

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Last Solution submitted on Aug 03, 2026

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Chris Cleveland goc3 Riccardo G. Armando Longobardi

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