Jensen's Device: Difference between revisions
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(GP can't; PARI solution is C's) |
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{Show {Sum 1 100 fun {$ I} 1.0/{Int.toFloat I} end}}</lang> |
{Show {Sum 1 100 fun {$ I} 1.0/{Int.toFloat I} end}}</lang> |
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=={{header|PARI/GP}}== |
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GP does not have pass-by-reference semantics for user-generated functions, though some predefined functions do. PARI programming allows this, though such a solution would essentially be identical to the [[#C|C]] solution above. |
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=={{header|Perl}}== |
=={{header|Perl}}== |
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print sum($i, 1, 100, sub { 1 / $i }), "\n";</lang> |
print sum($i, 1, 100, sub { 1 / $i }), "\n";</lang> |
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Output: 5.18737751763962 |
Output: 5.18737751763962 |
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=={{header|Perl 6}}== |
=={{header|Perl 6}}== |
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Rather than playing tricks like Perl 5 does, the declarations of the formal parameters are quite straightforward in Perl 6: |
Rather than playing tricks like Perl 5 does, the declarations of the formal parameters are quite straightforward in Perl 6: |
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