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Problems

Topics
Difficulty
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5282
Saddle points
Very easy
5283
Thaw
Very easy
5284
And again the sum... (Easy)
Very easy
5285
Caves and Tunnels
Very hard
5286
Spell
Very hard
5287
The cyclic suffixes (Easy)
Very easy
5288
Common Substring (Easy)
5289
Nenokku (Easy)
Very easy
5290
Substring (Easy)
Very easy
5291
Present your documents!
Easy
5292
Fourth floor
Easy
5293
Cartesian tree
Easy
5294
Sums without a module
Very easy
5295
Number in the bracket sequence
Easy
5296
Bracket sequence with 2 types of brackets
Medium
5297
Restoration of an HTML file
Easy
5298
Cow barns
Hard
5299
Covering with paths
Easy
5300
Magic Square
Medium
5301
Array
Very easy
5302
Cyclic Shifts
Medium
5303
Dvanashky
5304
Permutations
Medium
5305
Snake Cube
Very hard
5306
Stones
Very easy
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