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Problems

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5531
The Return of Superman
5532
Chocolate
Easy
5533
Segments
Easy
5534
Chocolate Factory
Hard
5535
Lines
Easy
5538
Again palindromes
Very easy
5542
AB-poems
Very easy
5543
Business Card Juggling
Easy
5544
Corridor
Easy
5545
Division
Hard
5546
Explosion
Very easy
5547
Factoradic Numbers
Easy
5548
Garden
Hard
5549
Tunnel Network Optimization
5550
Invasion
Easy
5551
Jousting
Easy
5552
Kaleidoscope
5553
Lord Bradley on the North Pole
Medium
5559
Fibonacci System
Medium
5598
String Transformations
5609
Complex Root
Easy
5610
To Kill the Dragon
Easy
5611
Biggest Inscribed Ellipse
Easy
5612
Five Palindromes
Easy
5613
Boss, I Can See You!
Hard
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