Determine if a string is collapsible: Difference between revisions
Determine if a string is collapsible (view source)
Revision as of 07:49, 18 November 2019
, 4 years ago→Condensed version:
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</pre>
==== Condensed version: ====
<lang julia>const teststrings = [
""""If I were two-faced, would I be wearing this one?" --- Abraham Lincoln """,
"..1111111111111111111111111111111111111111111111111111111111111117777888",
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collapse(s) = (t = isempty(s) ? "" : s[1]; for c in s if c != t[end] t *= c end; end; t)
▲ n, t = length(s), collapse(s)
▲ println("«««$s»»» (length $n)\n collapses to:\n«««$t»»» (length $(length(t))).\n")
▲ end
end
▲testcollapse(teststrings)
</lang>
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