6 lines
202 B
Perl
6 lines
202 B
Perl
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(let ((result
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(do ((a 1 b) (b 2 (+ a b)) (sum 0)) ((> b 4000000) sum)
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(when (evenp b)
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(set sum (+ sum b))))))
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(expect "euler 2 - result is 4613732" (= result 4613732)))
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