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9430
POGODAK
Very easy
9431
Robot
Medium
9432
Place
Easy
9433
Anniversary Cake
9434
Boys and Girls
Very easy
9435
CodeCoder vs TopForces
Easy
9438
Folding
Very easy
9439
Gangsters in Central City
Easy
9440
Hard Cuts
Medium
9441
Integral Polygons
9443
King's Heir
Very easy
9496
Distance Sum
9506
Arithmetic magic
9507
Big changes
Very easy
9518
Accurate Movement
Very easy
9519
Bad Treap
9521
Double Palindrome
Medium
9522
Equidistant
Hard
9525
High Load Database
Easy
9526
Ideal Pyramid
Easy
9531
Complex numbers: addition and subtraction
Hard
9532
Complex numbers: multiplication and division
Very easy
9533
Starting number in the sequence
Easy
9534
Two zeros in a binary number
Easy
9535
The largest product of numbers in a sequence
Hard
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