BrainTeaser USAMTS Difficult

Problem - 4281


An eel is a polyomino formed by a path of unit squares that makes two turns in opposite directions. (Note that this means the smallest eel has four cells.) For example, the polyomino shown below is an eel. What is the maximum area of a $1000\times 1000$ grid of unit squares that can be covered by eels without overlap? 

The solution for this problem is available for $0.99. You can also purchase a pass for all available solutions for $99.

report an error