In Absurdistan, there are n towns (numbered 1 through n) and m bidirectional railways. There is also an absurdly simple road network — for each pair of differen...
DescriptionWhen Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowly approached equilibrium. A good ...
Kevin Sun wants to move his precious collection of n cowbells from Naperthrill to Exeter, where there is actually grass instead of corn. Before moving, he must ...