Problems
Arena
Apprentice Problem-solver
Solve 100 problems
Solve 100 problems
65K
Beginner Problem-solver
Solve 50 problems
Solve 50 problems
103K
Newbie Problem-solver
Solve 10 problems
Solve 10 problems
148K
2022 1st Calculus, Probability, and Statistics Cup
Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
Solved 1 or more problems in the 2022 1st Calculus, Probability, and Statistics Cup
359
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
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
6.5K
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
35K
Level 2 Sprout
Solved problems for 4 days in a row
Solved problems for 4 days in a row
76K
Level 1 Sprout
Solved problems for 2 days in a row
Solved problems for 2 days in a row
121K