Profile of aaaaaaaa

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# solved problems8
# attempted problems16
Submissions링크
Solved problems
CEOI17_buildingCOCI21_indexBOI13_ballmachineNOI19_feastJOI15_sterilizing
COCI21_sjeckanjeCOCI21_poBOI17_railway
Submitted but unsolved problems
JOI19_designated_citiesIOI25_souvenirsIOI25_triplesIOI25_worldmapIOI23_closing
POI13_konJOI25_bubbleIOI20_stations