TOT 158 1987 Autumn S2 boy in centre of square swimming pool
Source:
April 19, 2020
timecombinatoricsspeedgamegame strategy
Problem Statement
In the centre of a square swimming pool is a boy, while his teacher (who cannot swim) is standing at one corner of the pool. The teacher can run three times as fast as the boy can swim, but the boy can run faster than the teacher . Can the boy escape from the teacher?