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Problems

Math
Difficulty
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1358
How many Fibonacci numbers
Very easy
1359
Side of the square
Very easy
1361
Mathematical game
Easy
1367
Sky Code
Very easy
1372
Lucky Numbers
Very easy
1373
GCD Determinant
Easy
1408
Bananas
Hard
1414
Pebbles
Very easy
1422
Homework
Medium
1434
The Little Match Girl
Easy
1442
One-dimensional Clickomania
1446
Game with Coins
Medium
1450
Centaur
Very easy
1451
Points symmetry
Very easy
1456
Barbos and Mukhtar
1461
Fortune Teller
Very easy
1468
TripleK
Easy
1491
Necklace
Easy
1492
Races
Easy
1512
Farey sequences
1514
Hidden Truth in Recurrence
Very easy
1515
Repeated Josephus
Very easy
1517
Simple Addition
Easy
1520
Odd Divisors
Very easy
1541
Series of Powers
Very easy
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