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Hmm.

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jacob
2025-10-09 11:15:50 -04:00
parent 93e78f6066
commit 49c69a495f
2 changed files with 72 additions and 0 deletions
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05-parsing/main.rkt
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;; The first three lines of this file were inserted by DrRacket. They record metadata
;; about the language level of this file in a form that our tools can easily process.
#reader(lib "htdp-intermediate-reader.ss" "lang")((modname main) (read-case-sensitive #t) (teachpacks ()) (htdp-settings #(#t constructor repeating-decimal #f #t none #f () #f)))
#|
<AE> ::= <PROD> + <AE> (1)
| <PROD> (2)
<PROD> ::= <ATOM> * <PROD> (3)
| <ATOM> (4)
<ATOM> ::= <num> (5)
| { <AE> } (6)
"5"
<atom> (5)
<num> 5
"{5}"
<atom> (6)
<ae> (2)
<prod> (4)
<atom> (5)
<num> 5
"{2 + 5}"
<atom> (6)
<ae> (1)
<prod> (4)
<atom> (5)
<num> 2
<ae> (2)
<prod> (4)
<atom> (5)
<num> 5
"{{{2 + 5}} * {5 * {{3 + 6}}}}"
<atom> (6)
<ae> (2)
<prod> (3)
<atom> (6)
<atom> (6)
<ae> (1)
<prod> (4)
<atom> (5)
<num> 2
<ae> (2)
<prod> (4)
<atom> (5)
<num> 5
<prod> (4)
<atom> (6)
<prod> (3)
<atom> (5)
<num> 5
<prod> (4)
<atom> (6)
<atom> (6)
<ae> (1)
<prod> (4)
<atom> (5)
<num> 3
<ae> (2)
<prod> (4)
<atom> (5)
<num> 6
|#
05-parsing/main.rkt~
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;; The first three lines of this file were inserted by DrRacket. They record metadata
;; about the language level of this file in a form that our tools can easily process.
#reader(lib "htdp-intermediate-reader.ss" "lang")((modname main) (read-case-sensitive #t) (teachpacks ()) (htdp-settings #(#t constructor repeating-decimal #f #t none #f () #f)))