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Problems

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Difficulty
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554
Inscribed Circle
Easy
555
The nearest points
Very easy
556
The sum of two numbers
Medium
557
Cutting rectangle
Very easy
558
Bacterial colony
Very easy
559
Bicycle
Medium
560
Ray of Light
Medium
561
Interesting equation
Very hard
562
Progress in the artillery does not stop
Medium
563
Simple equation
Very easy
564
Lagrange
Easy
565
Imposing figures
Hard
566
Letter of postman Pechkin
Very easy
567
Only three handfuls!
Hard
568
Average Salary
Very easy
569
Eating Cheese
Hard
570
The programming competition
Easy
571
The greatest common divisor
Very easy
572
The Lesson of mathematics
Very easy
573
Polar ones
Easy
574
Buns
Easy
575
Sequence
576
Office
Very easy
577
Book
Very easy
578
Metro cards
Easy
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