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Primality by trial division: Difference between revisions
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→compact version: made version 1 similar to version 2 (SAY instructions). -- ~~~~
m (→{{header|REXX}}: replaced ARG with PARSE ARG in both examples (faster execution). -- ~~~~) |
m (→compact version: made version 1 similar to version 2 (SAY instructions). -- ~~~~) |
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end
say; say "there're" p "primes up to" n '(inclusive).'▼
▲say "there're" p "primes up to" n '(inclusive).'
exit /*stick a fork in it, we're done.*/
/*──────────────────────────────────ISPRIME subroutine──────────────────*/
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there're 1229 primes up to 10000 (inclusive).
</pre>
===unrolled version===
This version just uses an ''unrolled'' version (of the first version) of the multiple-clause '''IF''' statements, making it slightly faster.
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