12 statement texts and 12 PDFs are mirrored for this year.
- A. A-Skew-ed Reasoning
- B. Blackboard Game
- C. Bride of Pipe Stream
- D. Buggy Rover
World Finals problems with statement resources when they are available, plus rendered editorials and C++ solutions.
Browse by contest year first. Each year page collects the full set of problems and links out to individual solution pages.
12 statement texts and 12 PDFs are mirrored for this year.
12 statement texts and 12 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
12 statement texts and 12 PDFs are mirrored for this year.
15 statement texts and 15 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
12 statement texts and 12 PDFs are mirrored for this year.
13 statement texts and 13 PDFs are mirrored for this year.
13 statement texts and 13 PDFs are mirrored for this year.
12 statement texts and 12 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
12 statement texts and 12 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
11 statement texts and 11 PDFs are mirrored for this year.
These are the latest entries touched in this track, surfaced without taking over the main browse flow.
I’m walking on sunshine, and it don’t feel good – my eyes hurt! Baku has plenty of sunshine. If you walk away from the sun, or at least perpendicular to its rays, it does not shine in your eyes. For this problem assume that the sun shines from the south. Wa...
You have a collection of n cylindrical cups, where the ith cup is 2i − 1 cm tall. The cups have increasing diameters, such that cup i fits inside cup j if and only if i < j. The base of each cup is 1 cm thick (which makes the smallest cup rather useless as...
After years of searching you have come across Captain Blackbeard’s old map showing where his long- lost treasure is hidden, deep on the ocean floor. The map was once a hypsometric map – that is, it showed the ocean depth for the region around the treasure –...
Imperial Chance & Play Casino offers games using a slot machine that has n wheels arranged next to each other. Each of the wheels has n distinct symbols on it, and these symbols appear in the same order on each wheel. Each wheel shows one of its symbols thr...
Ever since you arrived at your university, you have been a tireless advocate for introducing the brand-new martial-arts- plus-card-based sport of Contact Bridge to the school (and the world). Finally, after a great deal of (really persistent and annoying) a...
These pesky armies of good are coming to disturb the quiet and peaceful lands of the goblins again. Building a huge wall didn’t work out that well, and so the goblins are going to turn to the tried and true staple of defense: a moat filled with lava. They w...