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Profile of pera
pera
Solved problems
IZhO13_trading
IZhO11_triangle
IOI14_game
BOI16_bosses
CEOI15_bobek
IZhO17_bootfall
IZhO17_money
JOI18_stove
BOI18_dna
BOI18_paths
CEOI18_glo
BOI19_valley
eJOI19_xoranges
eJOI19_rack
eJOI19_covering
eJOI19_adventure
eJOI19_colouring
eJOI20_fountain
eJOI20_exam
JOI21_ho_t1
eJOI21_addk
eJOI21_kpart
COCI22_autobus
Submitted but unsolved problems
BOI18_election
eJOI20_xorsort
IOI21_dna
IOI23_soccer