Problems
Arena
UCPC 2020
Condition Participated in UCPC 2020 Finals354
Season 2020 — Diamond I
Condition Reached Diamond I in Season 202035
EtvycAuRLZpb6hhe86x0
Condition Participated in EtvycAuRLZpb6hhe86x0102
If you need more burgers or coke, please feel free to ask our staff
We will eat burgers if you ask us
Condition Participated in EtvycAuRLZpb6hhe86x0, or bought the background at the coin shop1.3K
Standard Library
Celebrated the 1st anniversary of solved.ac
Condition Solved previously unsolved problem at between May 31st, 2021 00:00 and June 8th, 2021 00:00 (KST)5K
UCPC 2021
Condition Participated in UCPC 2021426
30 Days of Sincerity
Condition Achieve max streak of 30 days10K
ICPC World Finals Moscow
Condition Participated in ICPC World Finals Moscow Cheering Event601
100 Days of Consistency
Condition Achieve max streak of 100 days3.5K
TRICK|TREAT 2021
Solved a problem in Halloween 2021
Condition Solved previously unsolved problem at between October 31st, 2021 06:00 and November 1st, 2021 06:00 (KST)2.6K
Pocky Day 2021
Solved a problem in Pocky day 2021
Condition Solved previously unsolved problem at between November 11th, 2021 06:00 and November 12th, 2021 06:00 (KST)3.3K
Korea University Collegiate Programming Contest 2021
Condition Participated in Korea University Collegiate Programming Contest 202142
All Solve! — Bronze V
Condition Solved every Bronze V problem after November 30th, 20212.1K
All Solve! — Bronze IV
Condition Solved every Bronze IV problem after November 30th, 2021496
All Solve! — Bronze III
Condition Solved every Bronze III problem after November 30th, 2021100
All Solve! — Bronze II
Condition Solved every Bronze II problem after November 30th, 202131
All Solve! — Bronze I
Condition Solved every Bronze I problem after November 30th, 202118
All Solve! — Silver V
Condition Solved every Silver V problem after November 30th, 202111
Stars in the Evening Sky
She who has a star in her heart never gets lost in the dark
Condition Bought the background at the coin shop2.4K
Merry Christmas 2021
Solved a problem in Christmas or Christmas Eve 2021
Condition Solve 1 or more previously unsolved problems between 6:00 AM on December 24, 2021 and 6:00 AM on December 26, 20213.5K