4 lines
58 B
Factor
4 lines
58 B
Factor
USING: sets ;
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V{ 1 2 1 3 2 4 5 } pruned .
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V{ 1 2 3 4 5 }
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USING: sets ;
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V{ 1 2 1 3 2 4 5 } pruned .
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V{ 1 2 3 4 5 }
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