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Problems

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Difficulty
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6651
Stampede!
6652
Super Phyllis
6653
Tree Lighting
Very hard
6654
The Urge to Merge
6655
Xenospeak
6657
Water packaging
Hard
6664
Arbitrage
6671
Gangs
Easy
6672
Smeech
Very easy
6675
Wedding
Easy
6676
Three Colors
Very hard
6696
Eating Brains
6697
Deep In The Ocean
Very hard
6737
Japhshan and Ramshut
6738
Chemists
6739
UFO Circles
6740
The Diputs notation
Very hard
6741
Hexodoku
Easy
6742
The Glorious Karlutka River =)
Very easy
6743
A Secret Book
6744
Moles and Holes
Very hard
6745
Set Division
Very easy
6746
X + R(X) = N
Hard
6766
Rubik`s Rectangle
Very easy
6767
What does the fox say?
Very easy
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