Profile of IOI_champion_in_1980

IOI_champion_in_1980

# solved problems4
# attempted problems7
Submissions링크
Solved problems
IZhO19_stonesIZhO19_sortbooksIZhO14_bankBOI20_colors
Submitted but unsolved problems
IOI18_comboIZhO18_chessboardIZhO18_plan