Level 1 Sprout Solved problems for 2 days in a row
116K
Level 2 Sprout Solved problems for 4 days in a row
73K
Level 3 Sprout Solved problems for 8 days in a row
34K
Level 4 Sprout Solved problems for 16 days in a row
18K
Level 5 Sprout Solved problems for 32 days in a row
11K
Level 6 Sprout Solved problems for 64 days in a row
6.1K
Level 7 Sprout Solved problems for 128 days in a row
3.1K
Level 8 Sprout Solved problems for 256 days in a row
1.4K
Christmas Gift (2022) Earn at least 5 gifts from the Make a Tree event, 2022
725
SciOI 2022 Participated in SciOI 2022, or solved 1 or more problems in its open contest
226
Newbie Problem-solver Solve 10 problems
142K
Beginner Problem-solver Solve 50 problems
98K
Apprentice Problem-solver Solve 100 problems
61K
Skilled Problem-solver Solve 200 problems
29K
Professional Problem-solver Solve 500 problems
5.9K
Boardgame Cup (2023) Solved 1 or more problems in Boardgame Cup
584
Anime Cup (2023) Solved 1 or more problems in Anime Cup Season 1 or 2
766
SUAPC 2023w Participated in SUAPC 2023 Winter, or solved 1 or more problems in its open contest
380
2023 ICPC Sinchon Winter Algorithm Camp Contest Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
325
The 1st hjroh Cup (2023) Solved 1 or more problems in the 1st hjroh Cup