DE-BUNDESWETTBEWERB 2010 Problem 2
- Round 1
There are rods with lengths . The players Anja and Bernd alternately remove one of the sticks, with Anja starting. The game ends when there are only three bars left. If from those three bars, a not degenerate triangle can be constructed then Anja wins, otherwise Bernd. Who has a winning strategy?
Dataset text AI-MO AoPS. Quoted with source.
Official text: Bundeswettbewerb Mathematik 2010 official paper, page 1.
Solutions
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