20 lines
270 B
Factor
20 lines
270 B
Factor
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( scratchpad ) HS{ 1 2 3 4 } powerset .
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HS{
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HS{ 1 2 3 4 }
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HS{ 1 2 }
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HS{ 1 3 }
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HS{ 2 3 }
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HS{ 1 2 3 }
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HS{ 1 4 }
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HS{ 2 4 }
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HS{ }
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HS{ 1 }
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HS{ 2 }
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HS{ 3 }
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HS{ 4 }
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HS{ 1 2 4 }
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HS{ 3 4 }
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HS{ 1 3 4 }
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HS{ 2 3 4 }
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}
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