# Contest 25.4. 2013

## Geometry

Geometry and a Square - A game with right angles.
Air Strike - Find a maximum set of points covered by two disks.
Build the Fence - Convex hull, huh?
Cell Phone - Cover maximum points with one disk.
Transmitters - Sort points along the rotation angle.
The Ant - Find a route for a little ant.
Equipment Box - Does one rectangle fit into another?
Lifting the Stone - A search for the center of mass.

## Reminiscence of Graphs

Almost Shortest Path - Find an almost shortest path.
Lego - Did you use to play Lego? Then this shouldn't be a challenge for you!
Ant - Ants know nothing about matrix multiplication and fast exponentiation.
Paradox - Identify a contradiction in a set of arguments.
The Bottom of a Graph - Find a bottom of a graph.

## A Takeaway Full of Problems

You may also want to explore more basic and advanced geometric concepts using free online tool:
http://www.geogebra.org/webstart/geogebra.html

courses/a4b36acm2/2013_ls/seminar9.txt · Last modified: 2018/10/03 03:51 (external edit)