Profile of rtri

rtri

# solved problems1
# attempted problems12
Submissions링크
Solved problems
BOI16_bosses
Submitted but unsolved problems
IOI19_walkIOI19_lineIOI19_visionBOI16_spiralBOI16_park
BOI21_swapsBOI21_xanaduBOI19_necklace1BOI19_olympiadsBOI19_kitchen
BOI15_net