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;; This is not the original source code. Instead, this is the code after | |
;; fully expanding and flattening into a single linklet. | |
(module expander '#%kernel | |
(#%require '#%paramz '#%unsafe '#%flfxnum '#%linklet '#%extfl) | |
(#%provide | |
(rename boot boot) | |
(rename 1/bound-identifier=? bound-identifier=?) | |
(rename 1/compile compile) | |
(rename compile-keep-source-locations! compile-keep-source-locations!) | |
(rename 1/compiled-expression-recompile compiled-expression-recompile) |
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#lang at-exp racket | |
(provide indented | |
link-file | |
campuswire-url campuswire campuswire-invite ; piazza-url piazza | |
zoom canvas | |
youtube watch-youtube | |
textbook | |
the-design-recipe | |
bslblock | |
first-day-of-break-week week |
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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-lambda-reader.ss" "lang")((modname exam-solns) (read-case-sensitive #t) (teachpacks ()) (htdp-settings #(#t constructor repeating-decimal #f #t none #f () #f))) | |
;; 23:11 | |
; Problem 1 | |
; A SplitTree is one of: | |
; - Number | |
; - (make-no-points) |
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#reader(lib"read.ss""wxme")WXME0109 ## | |
#| | |
This file uses the GRacket editor format. | |
Open this file in DrRacket version 7.7 or later to read it. | |
Most likely, it was created by saving a program in DrRacket, | |
and it probably contains a program with non-text elements | |
(such as images or comment boxes). | |
http://racket-lang.org/ |
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#lang racket | |
(define (convert.1 n) | |
(define pling (divides? 3 n)) | |
(define plang (divides? 5 n)) | |
(define plong (divides? 7 n)) | |
(if (or pling plang plong) | |
(string-append (if pling "Pling" "") | |
(if plang "Plang" "") | |
(if plong "Plong" "")) |
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#lang racket/base | |
;;; Copyright © 2020 Jakob L. Kreuze <zerodaysfordays@sdf.org> | |
;;; | |
;;; This program is free software; you can redistribute it and/or | |
;;; modify it under the terms of the GNU General Public License as | |
;;; published by the Free Software Foundation; either version 3 of the | |
;;; License, or (at your option) any later version. | |
;;; | |
;;; This program is distributed in the hope that it will be useful, | |
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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def step(expr): | |
(E,redex) = find_redex(expr) | |
if isinstance(redex, App): | |
if redex.op == "call/cc": | |
v = redex.arg | |
# E[(call/cc v)] -> E[(v (lambda (w) (abort E[w])))] | |
return plug(E, App(v, Lam("w", App("abort", plug(E, "w"))))) |
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--- old.s 2020-04-21 11:07:00.527082284 -0400 | |
+++ new.s 2020-04-21 11:06:43.331026298 -0400 | |
@@ -1,71 +1,71 @@ | |
+#if defined(__thumb__) | |
+#define RETURN(x) bx x | |
+#else | |
+#define RETURN(x) mov pc, x | |
+#endif | |
+ | |
+ .align 3 |
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racketcs 21845/21845 5184070.732380: 1 cycles:u: | |
7fc3fee4a100 [unknown] (/usr/lib/x86_64-linux-gnu/ld-2.30.so) | |
racketcs 21845/21845 5184070.732386: 1 cycles:u: | |
7fc3fee4a100 [unknown] (/usr/lib/x86_64-linux-gnu/ld-2.30.so) | |
racketcs 21845/21845 5184070.732390: 23 cycles:u: | |
7fc3fee4a100 [unknown] (/usr/lib/x86_64-linux-gnu/ld-2.30.so) | |
racketcs 21845/21845 5184070.732394: 746 cycles:u: |
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#lang racket | |
(require math/bigfloat racket/flonum | |
math/private/flonum/flonum-functions | |
math/private/utils/flonum-tests | |
math/private/flonum/flonum-bits | |
math/private/flonum/flonum-constants) | |
(define-namespace-anchor ns) |