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17 lines
269 B
17 lines
269 B
2 years ago
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Exercise 3.20: Draw environment diagrams to
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illustrate the evaluation of the sequence of expressions
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(define x (cons 1 2))
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(define z (cons x x))
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(set-car! (cdr z) 17)
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(car x)
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17
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using the procedural implementation of pairs given above. (Compare
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Exercise 3.11.)
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