Problems
Arena
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
149K
Christmas Gift (2022)
Earn at least 5 gifts from the Make a Tree event, 2022
Earn at least 5 gifts from the Make a Tree event, 2022
725
Sinchon Station (2022)
Participated in 2022 ICPC Sinchon Summer Algorithm Camp Contest, or solved 1 or more problems in its open contest
Participated in 2022 ICPC Sinchon Summer Algorithm Camp Contest, or solved 1 or more problems in its open contest
388
Level 7 Sprout
Solved problems for 128 days in a row
Solved problems for 128 days in a row
3.4K
Level 6 Sprout
Solved problems for 64 days in a row
Solved problems for 64 days in a row
6.6K
Level 5 Sprout
Solved problems for 32 days in a row
Solved problems for 32 days in a row
11K
Level 4 Sprout
Solved problems for 16 days in a row
Solved problems for 16 days in a row
19K
Level 3 Sprout
Solved problems for 8 days in a row
Solved problems for 8 days in a row
36K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
78K
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
123K