4-rings or 4-squares puzzle: Difference between revisions
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=={{header|Phix}}==
<!--<lang Phix>(phixonline)-->
<span style="color: #000080;font-style:italic;">-- demo/rosetta/4_rings_or_4_squares_puzzle.exw</span>
<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
<span style="color: #004080;">integer</span> <span style="color: #000000;">solutions</span>
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<span style="color: #008080;">end</span> <span style="color: #008080;">procedure</span>
<span style="color: #008080;">procedure</span> <span style="color: #000000;">foursquares</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">lo</span><span style="color: #0000FF;">,
<span style="color: #004080;">sequence</span> <span style="color: #000000;">set</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">repeat</span><span style="color: #0000FF;">(</span><span style="color: #000000;">lo</span><span style="color: #0000FF;">,</span><span style="color: #000000;">7</span><span style="color: #0000FF;">)</span>
<span style="color: #000000;">solutions</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>
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