11 lines
210 B
Racket
11 lines
210 B
Racket
#lang scheme/signature
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hierarchical-list%
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hierarchical-list-item<%>
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hierarchical-list-item%
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hierarchical-list-compound-item<%>
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hierarchical-list-compound-item%
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hierarchical-item-snip%
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hierarchical-list-snip%
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