cf/mirror

Virtual contest · solo

Testing Round 7

3 problems · duration 1:00:00

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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
ABlack-and-White Cube1600
BTournament-graph2200
CTwo permutations2400