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Problems
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Problems

Topics
Difficulty
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11263
Even Tree
Very easy
11264
Work from home
Hard
11265
Nut's string
Medium
11266
Game with array
Very hard
11267
Geysers
Very easy
11268
Building Spanning Trees
Hard
11269
Lemurian parties - easy
Easy
11270
The Uncountable Ways
Easy
11271
Sum of squares Cnk
Very easy
11272
Anne's game
Very easy
11273
Kitty's Calculations on a Tree
Easy
11274
Max or Min
Medium
11275
Level Up
Hard
11277
Cycle String?
Hard
11278
Life Transfer
Hard
11279
Game on a Tree
Hard
11280
Projection
Hard
11281
Tree Permutations
Very hard
11282
Absolute Game
Easy
11283
Graph and Cycles
Hard
11284
Stranded Robot
Easy
11285
Find XOR on a segment
Very easy
11286
Twice bigger
Easy
11287
Peak Element
Easy
11288
Pair the people
Easy
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