Create times-tables (★★★)
(copy of prob 33)
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 ti...
Mastermind II: Solve in 8 or less
<https://en.wikipedia.org/wiki/Mastermind_(board_game) Mastermind> is a code breaking logic puzzle. A pattern of 6 colors(values...
5年以上 前
解決済み
Mastermind I: Solve all 1296 cases
<https://en.wikipedia.org/wiki/Mastermind_(board_game) Mastermind> is a code breaking logic puzzle. A pattern of 6 colors(values...