This commit is contained in:
2023-12-09 18:17:22 -08:00
parent a5362a2eb9
commit 6a5e02a8ac
27 changed files with 36 additions and 33 deletions

View File

@ -2,7 +2,7 @@
\begin{document}
\problem{One Hundred and Fourty-Five Doors}
\problem{One Hundred and Forty-Five Doors}
A prisoner was thrown into a medieval dungeon with 145 doors. Nine, shown by black bars, are locked, but each one will open if before you reach it you pass through exactly 8 open doors. \\
You don't have to go through every open door but you do have to go through every cell and all 9 locked doors. If you enter a cell or go through a door a second time, the doors clang shut, trapping you. \\

View File

@ -2,7 +2,7 @@
\begin{document}
\problem{One Hundred and Fourty-Five Doors}
\problem{The Air Parade}
Volodya asked, ``What plane did you fly during the air parade?'' His father sketched a formation of 9 planes.

View File

@ -151,7 +151,7 @@
\problem{}
If you'd like to know more, check out \url{https://regexr.com}. It offers an interative regex prompt, as well as a cheatsheet that explains every other regex token there is. \par
If you'd like to know more, check out \url{https://regexr.com}. It offers an interactive regex prompt, as well as a cheatsheet that explains every other regex token there is. \par
You will find a nice set of challenges at \url{https://alf.nu/RegexGolf}.
I especially encourage you to look into this if you are interested in computer science.
\end{document}