Sign in
Register
English
한국어
Contests
Problems
Submissions
Contribute
Contests
Problems
Submissions
Contribute
Change language
English
한국어
Profile of efishel
efishel
Solved problems
IOI11_race
IOI11_crocodile
BOI13_ballmachine
JOI18_snake_escaping
NOI17_hotspot
JOI19_ho_t1
JOI19_ho_t2
APIO19_bridges
IOI19_shoes
Submitted but unsolved problems
JOI17_port_facility
JOI17_broken_device
JOI17_city
JOI18_airline
IOI18_seats