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Profile of Tob
Tob
Solved problems
APIO13_robots
JOI14_factories
APIO15_sculpture
APIO15_skyscraper
APIO16_fireworks
APIO17_rainbow
APIO17_merchant
APIO17_koala
CEOI17_oneway
COI18_zagonetka
IOI08_islands
CEOI18_glo
CEOI18_toy
CEOI09_harbingers
IOI09_poi
IOI09_raisins
Submitted but unsolved problems
APIO15_bridge
APIO16_boat
APIO16_gap
IZhO18_sequence
IOI08_pyramid_base