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Counting

Sort Integers by The Number of 1 Bits

Sorted GCD Pair Queries

Split the Array

Sum of Digit Differences of All Pairs

Unique Substrings With Equal Digit Frequency

X of a Kind in a Deck of Cards

Best Poker Hand

Change Minimum Characters to Satisfy One of Three Conditions

Check if All Characters Have Equal Number of Occurrences

Check if Number Has Equal Digit Count and Digit Value

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