Petrozavodsk Programming Camp Summer 2022 Day 6: Heltion Contest

	#	Title
A	25715	Puzzle: X-Sums Sudoku
B	25716	Puzzle: Patrick's Parabox
C	25717	Puzzle: Hearthstone
D	25718	Poker Game: Decision
E	25719	Poker Game: Construction
F	25720	Longest Common Subsequence
G	25721	Lexicographic Comparison
H	25722	Expression Evaluation
I	25723	Equivalence in Connectivity
J	25724	Symmetry: Tree
K	25725	Symmetry: Convex
L	25726	Symmetry: Closure