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Profile of robert
robert
Solved problems
IZhO11_triangle
IZhO11_hyper
NOI14_sightseeing
IOI16_molecules
CEOI17_sure
Submitted but unsolved problems
NOI14_orchard
IOI15_boxes
IOI16_railroad
IOI16_paint
IOI16_aliens
IOI16_shortcut
CEOI16_icc
CEOI16_kangaroo
CEOI17_oneway
CEOI17_mousetrap
CEOI17_building
CEOI17_palindromic
CEOI17_chase
APIO18_circle_selection