Open Nickleaton opened 1 year ago
https://www.youtube.com/watch?v=AFGh1Pc3i2c
When he grid is rotated 180 degrees, the digits in the corresponding cells sum to 10
Gurth's Symmetrical Placement
https://www.youtube.com/watch?v=AFGh1Pc3i2c
When he grid is rotated 180 degrees, the digits in the corresponding cells sum to 10
Gurth's Symmetrical Placement