cf/mirror

Virtual contest · solo

Educational Codeforces Round 30

6 problems · duration 2:00:00

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Hit Start contest to begin the countdown. Problems below open in a new tab when you click them — close the tab when you're finished with a problem. Click next to a problem when you AC'd it on cf-mirror or CF.

IdxNameRatingStatus
AChores800
BBalanced Substring1500
CStrange Game On Matrix1600
DMerge Sort1800
EAwards For Contestants2300
FForbidden Indices2400