Perfect totient numbers: Difference between revisions
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=={{header|Phix}}== |
=={{header|Phix}}== |
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{{trans|Go}} |
{{trans|Go}} |
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<lang Phix> |
<!--<lang Phix>(phixonline)--> |
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<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span> |
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integer tot = n, i = 2 |
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<span style="color: #008080;">function</span> <span style="color: #000000;">totient</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">n</span><span style="color: #0000FF;">)</span> |
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while i*i<=n do |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">tot</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">n</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">i</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">2</span> |
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if mod(n,i)=0 then |
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<span style="color: #008080;">while</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">*</span><span style="color: #000000;">i</span><span style="color: #0000FF;"><=</span><span style="color: #000000;">n</span> <span style="color: #008080;">do</span> |
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while true do |
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<span style="color: #008080;">if</span> <span style="color: #7060A8;">mod</span><span style="color: #0000FF;">(</span><span style="color: #000000;">n</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: #008080;">then</span> |
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n /= i |
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<span style="color: #008080;">while</span> <span style="color: #004600;">true</span> <span style="color: #008080;">do</span> |
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if mod(n,i)!=0 then exit end if |
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<span style="color: #000000;">n</span> <span style="color: #0000FF;">/=</span> <span style="color: #000000;">i</span> |
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end while |
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<span style="color: #008080;">if</span> <span style="color: #7060A8;">mod</span><span style="color: #0000FF;">(</span><span style="color: #000000;">n</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: #008080;">then</span> <span style="color: #008080;">exit</span> <span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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tot -= tot/i |
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<span style="color: #008080;">end</span> <span style="color: #008080;">while</span> |
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end if |
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<span style="color: #000000;">tot</span> <span style="color: #0000FF;">-=</span> <span style="color: #000000;">tot</span><span style="color: #0000FF;">/</span><span style="color: #000000;">i</span> |
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i += iff(i=2?1:2) |
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<span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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end while |
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<span style="color: #000000;">i</span> <span style="color: #0000FF;">+=</span> <span style="color: #008080;">iff</span><span style="color: #0000FF;">(</span><span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">2</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> |
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if n>1 then |
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<span style="color: #008080;">end</span> <span style="color: #008080;">while</span> |
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tot -= tot/n |
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<span style="color: #008080;">if</span> <span style="color: #000000;">n</span><span style="color: #0000FF;">></span><span style="color: #000000;">1</span> <span style="color: #008080;">then</span> |
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end if |
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<span style="color: #000000;">tot</span> <span style="color: #0000FF;">-=</span> <span style="color: #000000;">tot</span><span style="color: #0000FF;">/</span><span style="color: #000000;">n</span> |
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return tot |
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<span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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end function |
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<span style="color: #008080;">return</span> <span style="color: #000000;">tot</span> |
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<span style="color: #008080;">end</span> <span style="color: #008080;">function</span> |
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sequence perfect = {} |
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integer n = 1 |
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<span style="color: #004080;">sequence</span> <span style="color: #000000;">perfect</span> <span style="color: #0000FF;">=</span> <span style="color: #0000FF;">{}</span> |
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while length(perfect)<20 do |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">n</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span> |
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integer tot = n, |
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<span style="color: #008080;">while</span> <span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">perfect</span><span style="color: #0000FF;">)<</span><span style="color: #000000;">20</span> <span style="color: #008080;">do</span> |
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tsum = 0 |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">tot</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">n</span><span style="color: #0000FF;">,</span> |
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while tot!=1 do |
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<span style="color: #000000;">tsum</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
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tot = totient(tot) |
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<span style="color: #008080;">while</span> <span style="color: #000000;">tot</span><span style="color: #0000FF;">!=</span><span style="color: #000000;">1</span> <span style="color: #008080;">do</span> |
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tsum += tot |
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<span style="color: #000000;">tot</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">totient</span><span style="color: #0000FF;">(</span><span style="color: #000000;">tot</span><span style="color: #0000FF;">)</span> |
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end while |
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<span style="color: #000000;">tsum</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">tot</span> |
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if tsum=n then |
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<span style="color: #008080;">end</span> <span style="color: #008080;">while</span> |
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perfect &= n |
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<span style="color: #008080;">if</span> <span style="color: #000000;">tsum</span><span style="color: #0000FF;">=</span><span style="color: #000000;">n</span> <span style="color: #008080;">then</span> |
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end if |
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<span style="color: #000000;">perfect</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">n</span> |
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n += 2 |
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<span style="color: #008080;">end</span> <span style="color: #008080;">if</span> |
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end while |
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<span style="color: #000000;">n</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">2</span> |
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printf(1,"The first 20 perfect totient numbers are:\n") |
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<span style="color: #008080;">end</span> <span style="color: #008080;">while</span> |
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?perfect</lang> |
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<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"The first 20 perfect totient numbers are:\n"</span><span style="color: #0000FF;">)</span> |
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<span style="color: #0000FF;">?</span><span style="color: #000000;">perfect</span> |
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<!--</lang>--> |
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{{out}} |
{{out}} |
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<pre> |
<pre> |