Petrozavodsk Programming Camp Summer 2019 Day 4: Oleksandr Kulkov Contest 2

	#	Title
A	18609	Square Root Partitioning
B	18610	Yet Another Convolution
C	18611	Money Sharing
D	18612	Magic Strings
E	18613	Decimal Expansion
F	18614	Cosmic Crossroads
G	18615	Warm Up
H	18616	Defying Gravity
I	18617	From Modular to Rational
J	18618	Tree Automorphisms