Back when I was new to Code Golf SE (then PPCG), a lot of my questions didn't do too well, and I didn't have the experience to tell whether they were good challenged or not. As such, I would often blame it on anything I could, like post time.
A few years later, I've started to wonder about wheth...
On April Fools, my friend has given me a sentence and said it's a prank, but I didn't understand it.
I asked "What is this?", he mentioned "A joke.", so I was confused what he meant as a joke.
It says:
//3\\32 60////4 6!\\3 '/0L| L||*, //3\\32 60////4 137 '/0L| |]0\\\//, //3\\32 60////4 2L|// 42...
Background
Match Land is a mobile game that falls into the Match-3 genre (think Bejeweled or Candy Crush Saga series): swap two orthogonally adjacent pieces to make a 3-in-a-row or longer. However, Match Land has an additional rule that makes the game much more interesting.
Once you make a valid ...
Counting polydominoes code-golf combinatorics dominoes polyomino tiling
Background
A polyomino of size \$n\$ is a contiguous shape made from joining \$n\$ unit squares side by side.
A polydomino of size \$2n\$ is defined as a polyomino of size \$2n\$ which can be tiled with \$n\$ dominoes.
The fo...
Can this pattern be made with dominoes?
dominoes grid code-golf decision-problem
Given a pattern of squares on a grid, determine if it is possible to create that pattern with dominoes.
Examples
Possible
O
O
. O . .
O O O O
O . . .
O O O O
O O O O
O O O O
O O O
O . O
O O O
. O O .
O . O .
O ....
