RosettaCodeData/Task/Non-continuous-subsequences/Phix/non-continuous-subsequences.phix

(phixonline)-->
 <span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
 <span style="color: #004080;">integer</span> <span style="color: #000000;">count</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>

 <span style="color: #008080;">procedure</span> <span style="color: #000000;">ncs</span><span style="color: #0000FF;">(</span><span style="color: #004080;">sequence</span> <span style="color: #000000;">rest</span><span style="color: #0000FF;">,</span> <span style="color: #004080;">object</span> <span style="color: #000000;">taken</span><span style="color: #0000FF;">,</span> <span style="color: #004080;">integer</span> <span style="color: #000000;">ri</span><span style="color: #0000FF;">=</span><span style="color: #000000;">0</span><span style="color: #0000FF;">,</span> <span style="color: #004080;">bool</span> <span style="color: #000000;">contig</span><span style="color: #0000FF;">=</span><span style="color: #004600;">false</span><span style="color: #0000FF;">,</span> <span style="color: #004080;">bool</span> <span style="color: #000000;">gap</span><span style="color: #0000FF;">=</span><span style="color: #004600;">false</span><span style="color: #0000FF;">)</span>
     <span style="color: #008080;">if</span> <span style="color: #000000;">ri</span><span style="color: #0000FF;">>=</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">rest</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">then</span>
         <span style="color: #008080;">if</span> <span style="color: #000000;">contig</span> <span style="color: #008080;">then</span>
             <span style="color: #008080;">if</span> <span style="color: #004080;">integer</span><span style="color: #0000FF;">(</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">then</span>
                 <span style="color: #000000;">count</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
             <span style="color: #008080;">else</span>
                 <span style="color: #0000FF;">?</span><span style="color: #000000;">taken</span>
             <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
         <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
     <span style="color: #008080;">else</span>
         <span style="color: #000000;">ri</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
         <span style="color: #000000;">ncs</span><span style="color: #0000FF;">(</span><span style="color: #000000;">rest</span><span style="color: #0000FF;">,</span><span style="color: #008080;">iff</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span><span style="color: #0000FF;">(</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">)?</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">+</span><span style="color: #000000;">1</span><span style="color: #0000FF;">:</span><span style="color: #7060A8;">deep_copy</span><span style="color: #0000FF;">(</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">)&</span><span style="color: #000000;">rest</span><span style="color: #0000FF;">[</span><span style="color: #000000;">ri</span><span style="color: #0000FF;">]),</span><span style="color: #000000;">ri</span><span style="color: #0000FF;">,</span><span style="color: #000000;">gap</span><span style="color: #0000FF;">,</span><span style="color: #000000;">gap</span><span style="color: #0000FF;">)</span>
         <span style="color: #000000;">ncs</span><span style="color: #0000FF;">(</span><span style="color: #000000;">rest</span><span style="color: #0000FF;">,</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">,</span><span style="color: #000000;">ri</span><span style="color: #0000FF;">,</span><span style="color: #000000;">contig</span><span style="color: #0000FF;">,</span><span style="color: #008080;">iff</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span><span style="color: #0000FF;">(</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">)?</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">!=</span><span style="color: #000000;">0</span><span style="color: #0000FF;">:</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">taken</span><span style="color: #0000FF;">)!=</span><span style="color: #000000;">0</span><span style="color: #0000FF;">))</span>
     <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
 <span style="color: #008080;">end</span> <span style="color: #008080;">procedure</span>

 <span style="color: #000000;">ncs</span><span style="color: #0000FF;">({</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #000000;">2</span><span style="color: #0000FF;">,</span><span style="color: #000000;">3</span><span style="color: #0000FF;">},{})</span>
 <span style="color: #0000FF;">?</span><span style="color: #008000;">"==="</span>
 <span style="color: #000000;">ncs</span><span style="color: #0000FF;">({</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #000000;">2</span><span style="color: #0000FF;">,</span><span style="color: #000000;">3</span><span style="color: #0000FF;">,</span><span style="color: #000000;">4</span><span style="color: #0000FF;">},{})</span>
 <span style="color: #0000FF;">?</span><span style="color: #008000;">"==="</span>
 <span style="color: #004080;">atom</span> <span style="color: #000000;">t0</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">time</span><span style="color: #0000FF;">()</span>
 <span style="color: #004080;">sequence</span> <span style="color: #000000;">s</span> <span style="color: #0000FF;">=</span> <span style="color: #0000FF;">{}</span>
 <span style="color: #008080;">for</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span> <span style="color: #008080;">to</span> <span style="color: #000000;">20</span> <span style="color: #008080;">do</span>
     <span style="color: #000000;">count</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>
     <span style="color: #000000;">ncs</span><span style="color: #0000FF;">(</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">i</span><span style="color: #0000FF;">),</span><span style="color: #000000;">0</span><span style="color: #0000FF;">)</span>
     <span style="color: #000000;">s</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">append</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">,</span><span style="color: #000000;">count</span><span style="color: #0000FF;">)</span>
 <span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
 <span style="color: #0000FF;">?</span><span style="color: #7060A8;">elapsed</span><span style="color: #0000FF;">(</span><span style="color: #7060A8;">time</span><span style="color: #0000FF;">()-</span><span style="color: #000000;">t0</span><span style="color: #0000FF;">)</span>
 <span style="color: #7060A8;">pp</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">)</span>
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