2018 IMO Problem 2 Solution (revised soundtrack)

This is a revised version of the earlier video. The soundtrack of the previous video is really bad, sorry about that.  Don't forget to subscribe if you like it! If you would like ask me any question, join the chat on Discord: https://discord.gg/RaGSF4h IMO 2018 Problem 1 Solution: https://youtu.be/ty32W4cV37I IMO 2018 Problem 3 Solution: https://youtu.be/n1XpoNN_Zcg IMO 2018 Problem 4 Solution: https://youtu.be/H9r800jkf5M IMO 2018 Problem 5 Solution: https://youtu.be/6Ohj_4-aVEg IMO 2018 Problem 6 Solution: https://youtu.be/4iMSKvX2ynU 2019 USA IMO Team Selection Test1: https://youtu.be/R1q_A0f_Hb0