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Hash Code

Generate an integer hash value for a string based on character positional weight.

We Are Unique

Count characters that appear in one string or the other, but not both.

Zip String

Compress consecutive repetitive characters into count-character run-length encoded pairs.

Concat Alternate

Interleave elements of two arrays or strings alternately into a single result.

Wdmatch

Check if the first string can be formed by characters in the second string in matching order.

Hiddenp

Determine whether string s1 is hidden as a subsequence inside string s2.