Sebastian's Blog

Hidden four hasn’t got a description. As hidden four came out the same day as HV19.14 Achtung das Flag I thought it must be about that challenge. As the flag from HV19.14 looks pretty messed up, and as the code states at some point that Only perl can parse Perl!, I thought, maybe just run […]

The given perl code is a game similar to the popular game Achtung, die Kurve! resp. curve fever. We could play the game and move the curve using the keys n and m. When catching a displayed character a new would appear. As this is pretty hard I took a closer look at the source […]