Determine if a string is collapsible: Difference between revisions
Determine if a string is collapsible (view source)
Revision as of 06:13, 25 November 2019
, 4 years ago→{{header|Phix}}
(→{{header|Scala}}: flagged as incorrect (didn't use the five examples as directed).) |
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Collapsible: True
Length: 1 <<<A>>>
</pre>
=={{header|Phix}}==
There is already a builtin we can abuse for this. The documentation of unique() [added for 0.8.1] states:<br>
`If "PRESORTED" is specified, but s is not actually sorted, then only adjacent duplicates are removed.`
<lang Phix>constant tests = {"",
`"If I were two-faced, would I be wearing this one?" --- Abraham Lincoln `,
"..1111111111111111111111111111111111111111111111111111111111111117777888",
"I never give 'em hell, I just tell the truth, and they think it's hell. ",
" --- Harry S Truman "},
fmt = """
length %2d input: <<<%s>>>
length %2d output: <<<%s>>>
"""
for i=1 to length(tests) do
string ti = tests[i], ci = unique(ti, "PRESORTED")
printf(1,fmt,{length(ti),ti,length(ci),ci})
end for</lang>
{{out}}
<pre>
length 0 input: <<<>>>
length 0 output: <<<>>>
length 72 input: <<<"If I were two-faced, would I be wearing this one?" --- Abraham Lincoln >>>
length 70 output: <<<"If I were two-faced, would I be wearing this one?" - Abraham Lincoln >>>
length 72 input: <<<..1111111111111111111111111111111111111111111111111111111111111117777888>>>
length 4 output: <<<.178>>>
length 72 input: <<<I never give 'em hell, I just tell the truth, and they think it's hell. >>>
length 69 output: <<<I never give 'em hel, I just tel the truth, and they think it's hel. >>>
length 72 input: <<< --- Harry S Truman >>>
length 17 output: <<< - Hary S Truman >>>
</pre>
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