JAG Summer Camp 2023 Day 3

	#	タイトル
A	30366	Roller Coaster
B	30367	Break a Prison
C	30368	Camp room assignment
D	30369	Many-hued Tree
E	30370	Gacha 101
F	30371	Digit-only subrectangles
G	30372	Convex Polygon MST
H	30373	LCP Queries
I	30374	Best parentheses
J	30375	Edit distance on table
K	30376	Odd trip plans