cf/mirror

Virtual contest · solo

Codeforces Global Round 9

9 problems · duration 2:30:00

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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
ASign Flipping1100
BNeighbor Grid1200
CElement Extermination1400
DReplace by MEX1900
EInversion SwapSort2500
FInteger Game2600
GTree Modification2800
HSet Merging3300
ICubic Lattice3500