How a sheep I met in 6th grade helped me get to my first International Math Olympiad #SoME2

This is my submission for the 2022 Summer of Math Exposition #SOME #Summerofmathexposition #competitivemath #SoME2 TIMESTAMPS: 00:00 Intro 00:14 How you get to the International Math Olympiad 00:44 What I needed to solve 01:15 The problem 02:30 First idea 03:54 Playing with the problem 06:10 The idea for induction 09:20 The odd N case 10:20 The troubling odd N case 11:10 The source of the riddle 12:00 The riddle with the sheep 12:57 The solution to the riddle 14:00 The reaction to the solution 14:55 The answer to the troubling odd case 19:20 Facts about the competition and the problem 19:57 Lessons from the problem 23:18 Thanks for problem solving :)