Profile of levsog2004

levsog2004

# solved problems2
# attempted problems9
Submissions링크
Solved problems
IZhO19_segmentsIZhO11_triangle
Submitted but unsolved problems
IZhO14_divideIZhO19_stonesIZhO19_sortbooksIZhO18_planIZhO18_chessboard
IZhO13_rowordsAPIO20_fun