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Problems

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Difficulty
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8967
Initial values of elements 2
Very easy
8968
Initial values of elements 3
Very easy
9001
Big product
Very easy
9005
Universal numbers
Easy
9009
Nadan
Easy
9021
Count the integers of the form 2^x * 3^y
Very easy
9024
Distribute candies among people
Medium
9045
XORanges
Hard
9055
Secret code
Easy
9061
Secular reception
Hard
9064
Old man and chessboard
Very easy
9075
The area of a triangle (structures, function)
Very easy
9081
Game cards
Easy
9082
Game "15++"
Easy
9083
Preparing for battle
Medium
9085
Circle inscribed in a square (roundinsquare)
Medium
9098
XOR sum
Medium
9107
Don't Split The Atom!
Medium
9108
Bobby Tables
Medium
9111
Airport Check-in
Very hard
9114
DotA Quals
Hard
9395
Number of Divisors (Function)
Very easy
9397
Short Cube
Hard
9405
Professor and balloons
Very easy
9406
Professor and batteries
Very easy
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