1 Solve Celebrated the 1st anniversary of solved.ac
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Level 1 Sprout Solved problems for 2 days in a row
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Level 2 Sprout Solved problems for 4 days in a row
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2 Solves Celebrated the 2nd anniversary of solved.ac
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Summer Postcard Decoration: Top 1,000 (2022) Achieved a rank of top 1,000 in the Summer Postcard Decoration event, 2022
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The 9th Hanyang University Programming Contest Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest