Problems authored by upen

Problem NameProblem URLSiteAccuracyUsers solvedEditorialTags
4.351 Show Tags
100.001 Show Tags
58.1424 Show Tags
71.1534 Show Tags
46.677 Show Tags
50.001 Show Tags
58.337 Show Tags
62.5021 Show Tags
79.4115 Show Tags
34.0912 Show Tags
100.004 Show Tags
33.331 Show Tags