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Problems

Bitmasks
Difficulty
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7838
One more problem with XOR
Easy
8267
Pizza
8584
Exams
Easy
8769
Nuts
Hard
9577
Binary Palindromes
Medium
9578
Binary Palindromes 2
Very easy
9579
Lost Bits
Very easy
10054
Maximum minus minimum
Very easy
10273
Magic set
Very easy
10551
Hoof, Paper, Scissors (Gold)
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