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Problems

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11846
Chronicles of the Archivist R2-A2
Medium
11847
Wall of Mordor --- Mission Impossible
Hard
11848
The Great Chambers of the Pyramid of Cheops
Medium
11853
Unique ID
Easy
11854
Quad
Easy
11855
Doya and XOR
Medium
11856
Obsessed with Hatsune Miku
Very hard
11857
De3b0o's MathModel Ideal Gift
Very hard
11860
Maximize your Balance
Easy
11861
Counting Neighbors
Medium
11862
AND OR XOR
Hard
11863
Triangular Summation
Very hard
11864
Non-Cat-Rinks
Very hard
11865
Baku Metro
Medium
11866
Gutabs and sequences
Hard
11867
Coloring the Paths at ADA University
Medium
12195
Chinar - a symbol of Azerbaijan
Hard
12196
A plant
Easy
12197
Natus ad codicem
Medium
12198
Grenade throws from Valera
Hard
12199
Comeback
Very hard
12200
Clutch or kick
Very hard
12207
Directed?
Very easy
12208
Power Permutation
Medium
12209
Beautiful Grid!
Medium
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