Petrozavodsk Programming Camp Winter 2021 Day 9: Grand Prix of Suwon

	#	Title
A	20148	Another Tree Queries Problem
B	20559	Best Meeting Places
C	20193	Colorful Squares
D	20534	Designing a PCB
E	20552	Expected Distance
F	20557	Find the XOR
G	20558	Generate The Array
H	20059	Hotspots 2
I	20192	Integer Array Shuffle
J	20533	Junkyeom's Contest
K	20561	Knowledge Is...
L	20536	Lights On The Road