Double Twin Primes: Difference between revisions
Added XPL0 example.
Thundergnat (talk | contribs) m (→{{header|Raku}}: technically these are) |
(Added XPL0 example.) |
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done...
</pre>
=={{header|XPL0}}==
<syntaxhighlight lang "XPL0">func IsPrime(N); \Return 'true' if odd N is prime
int N, D;
[for D:= 3 to sqrt(N) do
[if rem(N/D) = 0 then return false;
D:= D+1;
];
return true;
];
int N;
[N:= 3;
repeat if IsPrime(N) then
if IsPrime(N+2) then
if IsPrime(N+6) then
if IsPrime(N+8) then
[IntOut(0, N); ChOut(0, ^ );
IntOut(0, N+2); ChOut(0, ^ );
IntOut(0, N+6); ChOut(0, ^ );
IntOut(0, N+8); CrLf(0);
];
N:= N+2;
until N >= 1000-8;
]</syntaxhighlight>
{{out}}
<pre>
5 7 11 13
11 13 17 19
101 103 107 109
191 193 197 199
821 823 827 829
</pre>
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