Profile of coin_

coin_

# solved problems8
# attempted problems10
Submissions링크
Solved problems
IZhO14_bankBOI24_jobsCEOI17_sureBOI24_trainsJOI18_stove
COI15_naftaBOI13_tracksNOI23_topical
Submitted but unsolved problems
IOI17_nowruzNOI18_knapsack