21 lines
630 B
Factor
21 lines
630 B
Factor
USING: kernel math math.order sequences tools.test ;
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IN: sorting.extras
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{ { 0 2 1 } } [ { 10 30 20 } [ <=> ] argsort ] unit-test
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{ { 2 0 1 } } [
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{ "hello" "goodbye" "yo" } [ [ length ] bi@ <=> ] argsort
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] unit-test
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{ { "blue" "green" "purple" } } [
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{ "green" "blue" "purple" } [ length ] map-sort
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] unit-test
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{ 1 { 1 2 3 4 } } [ 1 { 4 2 1 3 } [ dupd + ] map-sort ] unit-test
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{ 0 } [ 0 { 1 } bisect-right ] unit-test
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{ 1 } [ 1 { 1 } bisect-right ] unit-test
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{ 1 } [ 2 { 1 } bisect-right ] unit-test
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{ 0 } [ 0 { 1 } bisect-left ] unit-test
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{ 0 } [ 1 { 1 } bisect-left ] unit-test
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{ 1 } [ 2 { 1 } bisect-left ] unit-test
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