33 lines
734 B
Plaintext
33 lines
734 B
Plaintext
(define H27 (iterator/f hailstone 27))
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(take H27 6)
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→ (27 82 41 124 62 31)
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(length H27)
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→ 112
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(list-tail (take H27 112) -6)
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→ (5 16 8 4 2 1)
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(task)
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maxlength= 351 for 77031
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;; more ...
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(lib 'bigint)
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(task 200000)
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maxlength= 383 for 156159
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(task 300000)
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maxlength= 443 for 230631
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(task 400000)
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maxlength= 443 for 230631
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(task 500000)
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maxlength= 449 for 410011
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(task 600000)
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maxlength= 470 for 511935
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(task 700000)
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maxlength= 509 for 626331
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(task 800000)
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maxlength= 509 for 626331
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(task 900000)
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maxlength= 525 for 837799
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(task 1000000)
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maxlength= 525 for 837799
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