2017-09-20から1日間の記事一覧
ご無沙汰しております 練習問題4.23 Alyssaの解析器 (define (analyze-sequence exps) (define (execute-sequence procs env) (cond (( null? (cdr procs )) ((car procs) env)) (else ((car procs) env) (execute-sequence (cdr procs) env )))) (let (( pr…
ご無沙汰しております 練習問題4.23 Alyssaの解析器 (define (analyze-sequence exps) (define (execute-sequence procs env) (cond (( null? (cdr procs )) ((car procs) env)) (else ((car procs) env) (execute-sequence (cdr procs) env )))) (let (( pr…