Pigeonhole Principle [closed]

Question

During a month with 30 days, a baseball team plays at least one game a day, but no more
than 45 games. Show that there must be a period of some number of consecutive days during
which the team must play exactly 14 games.

Comments

https://math.stackexchange.com/questions/1443986/application-of-the-pigeon-hole-principle