Open Cup 2017/2018 Season Stage 11: Grand Prix of Khamovniki

(追記) (追記ここまで)

#	제목
A	Platinum III19280	Ability Draft
B	Ruby IV19281	Short Random Problem
C	Platinum III19282	Block, Stock and Two Smoking Galaxy Notes
D	Diamond III19283	Lunch Queue
E	Ruby V19284	Oneness
F	Diamond V19285	Shuffle
G	Platinum IV19286	Piecewise Linearity
H	Platinum II19287	Sketch
I	Diamond IV19288	≤ or ≥
J	Ruby III19289	Stairways
K	Platinum III19290	Hiding a Tree

(追記) (追記ここまで)