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Profile of Petrix
Petrix
Solved problems
BOI16_bosses
BOI15_net
POI13_usu
NOI18_collectmushrooms
NOI17_bestplace
JOI22_ho_t1
JOI22_ho_t2
JOI23_ho_t1
JOI23_ho_t2
Submitted but unsolved problems
IOI10_quality
CEOI12_jobs