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Date Added # Unlocked Users Tier

Level 6 Sprout
Solved problems for 64 days in a row

5.5K

Level 7 Sprout
Solved problems for 128 days in a row

2.7K

Level 8 Sprout
Solved problems for 256 days in a row

1.2K

Level 9 Sprout
Solved problems for 512 days in a row

412

Sogang Programming Contest 2021
Participated in Sogang Programming Competition 2021

Korea University Collegiate Programming Contest 2021
Participated in Korea University Collegiate Programming Contest 2021

SASA Programming Contest 2021
Participated in SASA Programming Contest 2021, or solved 1 or more problems in its open contest

172

Spent 2021 with BOJ
Solved 1 or more problems in Good Bye, BOJ 2021!

644

Spend 2022 with BOJ
Solved 1 or more problems in Hello, BOJ 2022!

367

IamCoder 2021 Year-end Contest
Participated in IamCoder 2021 Year-end Contest, or solved 1 or more problems in its open contest

170

The 1st Blob Cup (2022)
Solved 1 or more problems in the 1st Blob Cup

317

SUAPC 2022w
Participated in SUAPC 2022 Winter

190

16silver (2022)
Solved 1 or more problems in the 1st Silver Cup

125

Binary Game 2 (2022)
Solved uncountable problem in the Real Final Ghudegy Cup 2 2

747

Hello, world! (2022)
Solved uncountable problem in the Real Final Ghudegy Cup 2 2

747

★★Seventeen Stars★★ (2022)
Achieved 17-star enchant at the 2022 April Fool's Day Hanbyeol Force Event

2.1K

★★Twenty-two Stars★★ (2022)
Achieved 22-star enchant at the 2022 April Fool's Day Hanbyeol Force Event

586

2022 Sogang University Freshman Cup
Participated in 2022 Sogang University Freshman Cup, or solved 2 or more problems in its open contest

335

2 Solves
Celebrated the 2nd anniversary of solved.ac

9.7K