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Perfect totient numbers: Difference between revisions

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Perfect totient numbers (view source)

Revision as of 15:29, 13 November 2021

5,676 bytes added ,  2 years ago
m
→‎{{header|Phix}}: added syntax colouring, marked p2js compatible
(Add PILOT)
m (→‎{{header|Phix}}: added syntax colouring, marked p2js compatible)
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=={{header|Phix}}==
{{trans|Go}}
<!--<lang Phix>function totient(integer nphixonline)-->
<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
integer tot = n, i = 2
<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>
while i*i<=n do
<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>
if mod(n,i)=0 then
<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>
while true do
<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>
n /= i
<span style="color: #008080;">while</span> <span style="color: #004600;">true</span> <span style="color: #008080;">do</span>
if mod(n,i)!=0 then exit end if
<span style="color: #000000;">n</span> <span style="color: #0000FF;">/=</span> <span style="color: #000000;">i</span>
end while
<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>
tot -= tot/i
<span style="color: #008080;">end</span> <span style="color: #008080;">while</span>
end if
<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>
i += iff(i=2?1:2)
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end while
<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>
if n>1 then
<span style="color: #008080;">end</span> <span style="color: #008080;">while</span>
tot -= tot/n
<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>
end if
<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>
return tot
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end function
<span style="color: #008080;">return</span> <span style="color: #000000;">tot</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
sequence perfect = {}
integer n = 1
<span style="color: #004080;">sequence</span> <span style="color: #000000;">perfect</span> <span style="color: #0000FF;">=</span> <span style="color: #0000FF;">{}</span>
while length(perfect)<20 do
<span style="color: #004080;">integer</span> <span style="color: #000000;">n</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">1</span>
integer tot = n,
<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>
tsum = 0
<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>
while tot!=1 do
<span style="color: #000000;">tsum</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>
tot = totient(tot)
<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>
tsum += tot
<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>
end while
<span style="color: #000000;">tsum</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">tot</span>
if tsum=n then
<span style="color: #008080;">end</span> <span style="color: #008080;">while</span>
perfect &= n
<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>
end if
<span style="color: #000000;">perfect</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">n</span>
n += 2
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end while
<span style="color: #000000;">n</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">2</span>
printf(1,"The first 20 perfect totient numbers are:\n")
<span style="color: #008080;">end</span> <span style="color: #008080;">while</span>
?perfect</lang>
<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>
<span style="color: #0000FF;">?</span><span style="color: #000000;">perfect</span>
<!--</lang>-->
{{out}}
<pre>
Petelomax
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