1 #reader(lib"read.ss""wxme")WXME0108 ## 
2 #|
3    This file is in plt scheme editor format.
4    Open this file in dr-scheme version 4.2 or later to read it.
5 
6    Most likely, it was created by saving a program in DrScheme,
7    and it probably contains a program with non-text elements
8    (such as images or comment boxes).
9 
10             http://www.plt-scheme.org
11 |#
12  29 7 #"wxtext\0"
13 3 1 6 #"wxtab\0"
14 1 1 8 #"wxmedia\0"
15 4 1 8 #"wximage\0"
16 2 0 34 #"(lib \"syntax-browser.ss\" \"mrlib\")\0"
17 1 0 16 #"drscheme:number\0"
18 3 0 44 #"(lib \"number-snip.ss\" \"drscheme\" \"private\")\0"
19 1 0 36 #"(lib \"comment-snip.ss\" \"framework\")\0"
20 1 0 43 #"(lib \"collapsed-snipclass.ss\" \"framework\")\0"
21 0 0 19 #"drscheme:sexp-snip\0"
22 0 0 36 #"(lib \"cache-image-snip.ss\" \"mrlib\")\0"
23 1 0 33 #"(lib \"bullet-snip.ss\" \"browser\")\0"
24 0 0 29 #"drscheme:bindings-snipclass%\0"
25 1 0 25 #"(lib \"matrix.ss\" \"htdp\")\0"
26 1 0 22 #"drscheme:lambda-snip%\0"
27 1 0 56
28 #"(lib \"hrule-snip.ss\" \"macro-debugger\" \"syntax-browser\")\0"
29 1 0 18 #"java-comment-box%\0"
30 1 0 23 #"java-interactions-box%\0"
31 1 0 45 #"(lib \"image-snipr.ss\" \"slideshow\" \"private\")\0"
32 1 0 26 #"drscheme:pict-value-snip%\0"
33 0 0 38 #"(lib \"pict-snipclass.ss\" \"slideshow\")\0"
34 2 0 55 #"(lib \"vertical-separator-snip.ss\" \"stepper\" \"private\")\0"
35 1 0 18 #"drscheme:xml-snip\0"
36 1 0 31 #"(lib \"xml-snipclass.ss\" \"xml\")\0"
37 1 0 21 #"drscheme:scheme-snip\0"
38 2 0 34 #"(lib \"scheme-snipclass.ss\" \"xml\")\0"
39 1 0 10 #"text-box%\0"
40 1 0 32 #"(lib \"text-snipclass.ss\" \"xml\")\0"
41 1 0 15 #"test-case-box%\0"
42 2 0 1 6 #"wxloc\0"
43           0 0 70 0 1 #"\0"
44 0 75 1 #"\0"
45 0 10 90 -1 90 -1 3 -1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 255 255 255 1 -1 0 9
46 #"Standard\0"
47 0 75 12 #"Courier New\0"
48 0 18 90 -1 90 -1 3 -1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 255 255 255 1 -1 2 1
49 #"\0"
50 0 -1 1 #"\0"
51 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 -1 -1 2 24
52 #"framework:default-color\0"
53 0 -1 1 #"\0"
54 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 2 1
55 #"\0"
56 0 -1 1 #"\0"
57 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1 1 1 150 0 150 0 0 0 -1 -1 2 15
58 #"text:ports out\0"
59 0 -1 1 #"\0"
60 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 150 0 150 0
61 0 0 -1 -1 2 1 #"\0"
62 0 -1 1 #"\0"
63 1.0 0 -1 -1 93 -1 -1 -1 0 0 0 0 0 0 0 0 0 1.0 1.0 1.0 255 0 0 0 0 0 -1
64 -1 2 15 #"text:ports err\0"
65 0 -1 1 #"\0"
66 1.0 0 -1 -1 93 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 255 0 0 0 0
67 0 -1 -1 2 1 #"\0"
68 0 -1 1 #"\0"
69 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 175 0 0 0 -1 -1 2 17
70 #"text:ports value\0"
71 0 -1 1 #"\0"
72 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 175 0 0
73 0 -1 -1 2 1 #"\0"
74 0 -1 1 #"\0"
75 1.0 0 92 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1.0 1.0 1.0 34 139 34 0 0 0 -1
76 -1 2 27 #"Matching Parenthesis Style\0"
77 0 -1 1 #"\0"
78 1.0 0 92 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1.0 1.0 1.0 34 139 34 0 0 0 -1
79 -1 2 1 #"\0"
80 0 -1 1 #"\0"
81 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 38 38 128 0
82 0 0 -1 -1 2 37 #"framework:syntax-color:scheme:symbol\0"
83 0 -1 1 #"\0"
84 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 38 38 128 0
85 0 0 -1 -1 2 38 #"framework:syntax-color:scheme:keyword\0"
86 0 -1 1 #"\0"
87 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 38 38 128 0
88 0 0 -1 -1 2 1 #"\0"
89 0 -1 1 #"\0"
90 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 194 116 31 0
91 0 0 -1 -1 2 38 #"framework:syntax-color:scheme:comment\0"
92 0 -1 1 #"\0"
93 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 194 116 31 0
94 0 0 -1 -1 2 1 #"\0"
95 0 -1 1 #"\0"
96 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 41 128 38 0
97 0 0 -1 -1 2 37 #"framework:syntax-color:scheme:string\0"
98 0 -1 1 #"\0"
99 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 41 128 38 0
100 0 0 -1 -1 2 39 #"framework:syntax-color:scheme:constant\0"
101 0 -1 1 #"\0"
102 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 41 128 38 0
103 0 0 -1 -1 2 1 #"\0"
104 0 -1 1 #"\0"
105 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 132 60 36 0
106 0 0 -1 -1 2 42 #"framework:syntax-color:scheme:parenthesis\0"
107 0 -1 1 #"\0"
108 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 132 60 36 0
109 0 0 -1 -1 2 1 #"\0"
110 0 -1 1 #"\0"
111 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 255 0 0 0 0
112 0 -1 -1 2 36 #"framework:syntax-color:scheme:error\0"
113 0 -1 1 #"\0"
114 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 255 0 0 0 0
115 0 -1 -1 2 1 #"\0"
116 0 -1 1 #"\0"
117 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 0 0 0 0
118 -1 -1 2 36 #"framework:syntax-color:scheme:other\0"
119 0 -1 1 #"\0"
120 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 0 0 0 0
121 -1 -1 2 1 #"\0"
122 0 -1 1 #"\0"
123 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 81 112 203 0
124 0 0 -1 -1 2 38 #"drscheme:check-syntax:lexically-bound\0"
125 0 -1 1 #"\0"
126 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 81 112 203 0
127 0 0 -1 -1 2 1 #"\0"
128 0 -1 1 #"\0"
129 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 68 0 203 0 0
130 0 -1 -1 2 31 #"drscheme:check-syntax:imported\0"
131 0 -1 1 #"\0"
132 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 68 0 203 0 0
133 0 -1 -1 2 41 #"profj:syntax-colors:scheme:block-comment\0"
134 0 -1 1 #"\0"
135 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 194 116 31 0
136 0 0 -1 -1 2 35 #"profj:syntax-colors:scheme:keyword\0"
137 0 -1 1 #"\0"
138 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 0 0 0 0
139 -1 -1 2 1 #"\0"
140 0 -1 1 #"\0"
141 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 139 0 139 0
142 0 0 -1 -1 2 37 #"profj:syntax-colors:scheme:prim-type\0"
143 0 -1 1 #"\0"
144 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 139 0 139 0
145 0 0 -1 -1 2 38 #"profj:syntax-colors:scheme:identifier\0"
146 0 -1 1 #"\0"
147 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 38 38 128 0
148 0 0 -1 -1 2 1 #"\0"
149 0 -1 1 #"\0"
150 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 34 139 34 0
151 0 0 -1 -1 2 34 #"profj:syntax-colors:scheme:string\0"
152 0 -1 1 #"\0"
153 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 34 139 34 0
154 0 0 -1 -1 2 35 #"profj:syntax-colors:scheme:literal\0"
155 0 -1 1 #"\0"
156 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 34 139 34 0
157 0 0 -1 -1 2 35 #"profj:syntax-colors:scheme:comment\0"
158 0 -1 1 #"\0"
159 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 194 116 31 0
160 0 0 -1 -1 2 33 #"profj:syntax-colors:scheme:error\0"
161 0 -1 1 #"\0"
162 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 255 0 0 0 0
163 0 -1 -1 2 35 #"profj:syntax-colors:scheme:default\0"
164 0 -1 1 #"\0"
165 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 0 0 0 0
166 -1 -1 2 37 #"profj:syntax-colors:scheme:uncovered\0"
167 0 -1 1 #"\0"
168 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 0 0 0 0 0 0
169 -1 -1 2 35 #"profj:syntax-colors:scheme:covered\0"
170 0 -1 1 #"\0"
171 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0.0 0.0 0.0 1.0 1.0 1.0 139 0 139 0
172 0 0 -1 -1 4 1 #"\0"
173 0 70 1 #"\0"
174 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 1.0 1.0 1.0 1.0 1.0 1.0 0 0 0 0 0 0
175 -1 -1 4 4 #"XML\0"
176 0 70 1 #"\0"
177 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 1.0 1.0 1.0 1.0 1.0 1.0 0 0 0 0 0 0
178 -1 -1 8 1 #"\0"
179 0 -1 1 #"\0"
180 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1 1 1 255 0 0 0 0 0 -1 -1 8 24
181 #"drscheme:text:ports err\0"
182 0 -1 1 #"\0"
183 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1 1 1 255 0 0 0 0 0 -1 -1 4 1
184 #"\0"
185 0 71 1 #"\0"
186 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 1.0 1.0 1.0 1.0 1.0 1.0 0 0 0 0 0 0
187 -1 -1 4 1 #"\0"
188 0 -1 1 #"\0"
189 1.0 0 -1 -1 -1 -1 -1 -1 1 0 0 0 0 0 0 0 0 1.0 1.0 1.0 0 0 255 0 0 0 -1
190 -1 4 1 #"\0"
191 0 71 1 #"\0"
192 1.0 0 -1 -1 -1 -1 -1 -1 1 0 0 0 0 0 0 0 0 1.0 1.0 1.0 0 0 255 0 0 0 -1
193 -1 4 1 #"\0"
194 0 71 1 #"\0"
195 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1.0 1.0 1.0 0 100 0 0 0 0 -1
196 -1 2 1 #"\0"
197 0 71 1 #"\0"
198 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 1.0 1.0 1.0 1.0 1.0 1.0 0 0 0 0 0 0
199 -1 -1 2 1 #"\0"
200 0 71 1 #"\0"
201 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 0 0 0 0 1.0 1.0 1.0 0 100 0 0 0 0 -1
202 -1 22 1 #"\0"
203 0 -1 1 #"\0"
204 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 15 1
205 #"\0"
206 0 -1 1 #"\0"
207 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 4 1
208 #"\0"
209 0 -1 1 #"\0"
210 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 14 1
211 #"\0"
212 0 -1 1 #"\0"
213 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 20 1
214 #"\0"
215 0 -1 1 #"\0"
216 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 -1 -1 22 1
217 #"\0"
218 0 -1 1 #"\0"
219 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 1 0 0 0 0 0 0 255 165 0 0 0 0 -1 -1 15 1
220 #"\0"
221 0 -1 1 #"\0"
222 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 1 0 0 0 0 0 0 255 165 0 0 0 0 -1 -1 4 1
223 #"\0"
224 0 -1 1 #"\0"
225 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 1 0 0 0 0 0 0 255 165 0 0 0 0 -1 -1 14 1
226 #"\0"
227 0 -1 1 #"\0"
228 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 1 0 0 0 0 0 0 255 165 0 0 0 0 -1 -1 20 1
229 #"\0"
230 0 -1 1 #"\0"
231 1 0 -1 -1 -1 -1 -1 -1 0 0 0 0 0 1 0 0 0 0 0 0 255 165 0 0 0 0 -1 -1 22 1
232 #"\0"
233 0 -1 1 #"\0"
234 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
235 15 1 #"\0"
236 0 -1 1 #"\0"
237 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
238 4 1 #"\0"
239 0 -1 1 #"\0"
240 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
241 14 1 #"\0"
242 0 -1 1 #"\0"
243 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
244 20 1 #"\0"
245 0 -1 1 #"\0"
246 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
247 17 1 #"\0"
248 0 -1 1 #"\0"
249 1.0 0 -1 -1 -1 -1 -1 -1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 255 255 255 -1 -1
250           0 361 0 4 3 85
251 (
252  #";; The first three lines of this file were inserted by DrScheme. The"
253  #"y record metadata"
254 ) 0 0 4 29 1 #"\n"
255 0 0 4 3 85
256 (
257  #";; about the language level of this file in a form that our tools ca"
258  #"n easily process."
259 ) 0 0 4 29 1 #"\n"
260 0 0 4 3 243
261 (
262  #"#reader(lib \"htdp-intermediate-reader.ss\" \"lang\")((modname |21|)"
263  #" (read-case-sensitive #t) (teachpacks ((lib \"draw.ss\" \"teachpack"
264  #"\" \"htdp\"))) (htdp-settings #(#t constructor repeating-decimal #f "
265  #"#t none #f ((lib \"draw.ss\" \"teachpack\" \"htdp\")))))"
266 ) 0 0 4 29 1 #"\n"
267 0 0 22 3 1 #"("
268 0 0 15 3 5 #"local"
269 0 0 66 3 1 #" "
270 0 0 22 3 2 #"(("
271 0 0 15 3 6 #"define"
272 0 0 66 3 1 #" "
273 0 0 22 3 1 #"("
274 0 0 14 3 1 #"f"
275 0 0 66 3 1 #" "
276 0 0 14 3 1 #"x"
277 0 0 22 3 1 #")"
278 0 0 66 3 1 #" "
279 0 0 14 3 1 #"x"
280 0 0 22 3 2 #"))"
281 0 0 66 29 1 #"\n"
282 0 0 66 3 2 #"  "
283 0 0 22 3 1 #"("
284 0 0 14 3 10 #"build-list"
285 0 0 66 3 1 #" "
286 0 0 20 3 1 #"4"
287 0 0 66 3 1 #" "
288 0 0 14 3 1 #"f"
289 0 0 22 3 2 #"))"
290 0 0 66 29 1 #"\n"
291 0 0 66 29 1 #"\n"
292 0 0 22 3 1 #"("
293 0 0 15 3 5 #"local"
294 0 0 66 3 1 #" "
295 0 0 22 3 2 #"(("
296 0 0 15 3 6 #"define"
297 0 0 66 3 1 #" "
298 0 0 22 3 1 #"("
299 0 0 14 3 1 #"f"
300 0 0 66 3 1 #" "
301 0 0 14 3 1 #"x"
302 0 0 22 3 1 #")"
303 0 0 66 3 1 #" "
304 0 0 22 3 1 #"("
305 0 0 14 3 1 #"+"
306 0 0 66 3 1 #" "
307 0 0 20 3 1 #"1"
308 0 0 66 3 1 #" "
309 0 0 14 3 1 #"x"
310 0 0 22 3 3 #")))"
311 0 0 66 29 1 #"\n"
312 0 0 66 3 2 #"  "
313 0 0 22 3 1 #"("
314 0 0 14 3 10 #"build-list"
315 0 0 66 3 1 #" "
316 0 0 20 3 1 #"4"
317 0 0 66 3 1 #" "
318 0 0 14 3 1 #"f"
319 0 0 22 3 2 #"))"
320 0 0 66 29 1 #"\n"
321 0 0 66 29 1 #"\n"
322 0 0 22 3 1 #"("
323 0 0 15 3 5 #"local"
324 0 0 66 3 1 #" "
325 0 0 22 3 2 #"(("
326 0 0 15 3 6 #"define"
327 0 0 66 3 1 #" "
328 0 0 22 3 1 #"("
329 0 0 14 3 1 #"f"
330 0 0 66 3 1 #" "
331 0 0 14 3 1 #"x"
332 0 0 22 3 1 #")"
333 0 0 66 29 1 #"\n"
334 0 0 66 3 10 #"          "
335 0 0 22 3 1 #"("
336 0 0 14 3 4 #"expt"
337 0 0 66 3 1 #" "
338 0 0 20 3 2 #"10"
339 0 0 66 3 1 #" "
340 0 0 22 3 1 #"("
341 0 0 14 3 1 #"*"
342 0 0 66 3 1 #" "
343 0 0 20 3 2 #"-1"
344 0 0 66 3 1 #" "
345 0 0 66 29 1 #"\n"
346 0 0 66 3 22 #"                      "
347 0 0 22 3 1 #"("
348 0 0 14 3 1 #"+"
349 0 0 66 3 1 #" "
350 0 0 14 3 1 #"x"
351 0 0 66 3 1 #" "
352 0 0 20 3 1 #"1"
353 0 0 22 3 5 #")))))"
354 0 0 66 29 1 #"\n"
355 0 0 66 3 2 #"  "
356 0 0 22 3 1 #"("
357 0 0 14 3 10 #"build-list"
358 0 0 66 3 1 #" "
359 0 0 20 3 1 #"4"
360 0 0 66 3 1 #" "
361 0 0 14 3 1 #"f"
362 0 0 22 3 2 #"))"
363 0 0 66 29 1 #"\n"
364 0 0 66 29 1 #"\n"
365 0 0 17 3 6 #";evens"
366 0 0 17 3 30 #" : N [>=0] -> (listof N [>=0])"
367 0 0 66 29 1 #"\n"
368 0 0 17 3 6 #";Given"
369 0 0 17 3 1 #" "
370 0 0 17 3 1 #"n"
371 0 0 17 3 1 #","
372 0 0 17 3 1 #" "
373 0 0 17 3 5 #"evens"
374 0 0 17 3 1 #" "
375 0 0 17 3 7 #"creates"
376 0 0 17 3 1 #" "
377 0 0 17 3 1 #"a"
378 0 0 17 3 1 #" "
379 0 0 17 3 4 #"list"
380 0 0 17 3 1 #" "
381 0 0 17 3 2 #"of"
382 0 0 17 3 1 #" "
383 0 0 17 3 3 #"the"
384 0 0 17 3 1 #" "
385 0 0 17 3 5 #"first"
386 0 0 17 3 1 #" "
387 0 0 17 3 1 #"n"
388 0 0 17 3 14 #" even numbers."
389 0 0 66 29 1 #"\n"
390 0 0 66 29 1 #"\n"
391 0 0 22 3 1 #"("
392 0 0 15 3 6 #"define"
393 0 0 66 3 1 #" "
394 0 0 22 3 1 #"("
395 0 0 14 3 5 #"evens"
396 0 0 66 3 1 #" "
397 0 0 14 3 1 #"n"
398 0 0 22 3 1 #")"
399 0 0 66 29 1 #"\n"
400 0 0 66 3 2 #"  "
401 0 0 22 3 1 #"("
402 0 0 15 3 5 #"local"
403 0 0 66 3 1 #" "
404 0 0 22 3 2 #"(("
405 0 0 15 3 6 #"define"
406 0 0 66 3 1 #" "
407 0 0 22 3 1 #"("
408 0 0 14 3 5 #"evens"
409 0 0 66 3 1 #" "
410 0 0 14 3 1 #"n"
411 0 0 22 3 1 #")"
412 0 0 66 29 1 #"\n"
413 0 0 66 3 12 #"            "
414 0 0 22 3 1 #"("
415 0 0 14 3 10 #"build-list"
416 0 0 66 3 1 #" "
417 0 0 14 3 1 #"n"
418 0 0 66 3 1 #" "
419 0 0 14 3 1 #"f"
420 0 0 22 3 2 #"))"
421 0 0 66 29 1 #"\n"
422 0 0 66 3 10 #"          "
423 0 0 22 3 1 #"("
424 0 0 15 3 6 #"define"
425 0 0 66 3 1 #" "
426 0 0 22 3 1 #"("
427 0 0 14 3 1 #"f"
428 0 0 66 3 1 #" "
429 0 0 14 3 1 #"n"
430 0 0 22 3 1 #")"
431 0 0 66 29 1 #"\n"
432 0 0 66 3 12 #"            "
433 0 0 22 3 1 #"("
434 0 0 14 3 1 #"*"
435 0 0 66 3 1 #" "
436 0 0 20 3 1 #"2"
437 0 0 66 29 1 #"\n"
438 0 0 66 3 15 #"               "
439 0 0 22 3 1 #"("
440 0 0 14 3 1 #"+"
441 0 0 66 3 1 #" "
442 0 0 20 3 1 #"1"
443 0 0 66 3 1 #" "
444 0 0 14 3 1 #"n"
445 0 0 22 3 4 #"))))"
446 0 0 66 29 1 #"\n"
447 0 0 66 3 4 #"    "
448 0 0 22 3 1 #"("
449 0 0 14 3 5 #"evens"
450 0 0 66 3 1 #" "
451 0 0 14 3 1 #"n"
452 0 0 22 3 3 #")))"
453 0 0 66 29 1 #"\n"
454 0 0 66 3 0 #""
455 0 0 66 29 1 #"\n"
456 0 0 66 3 0 #""
457 0 0 66 29 1 #"\n"
458 0 0 17 3 1 #"#"
459 0 0 17 3 1 #"|"
460 0 0 17 29 1 #"\n"
461 0 0 17 3 0 #""
462 0 0 17 3 8 #"Exercise"
463 0 0 17 3 1 #" "
464 0 0 17 3 7 #"21.2.1."
465 0 0 17 3 3 #"   "
466 0 0 17 3 3 #"Use"
467 0 0 17 3 1 #" "
468 0 0 17 3 10 #"build-list"
469 0 0 17 29 1 #"\n"
470 0 0 17 3 0 #""
471 0 0 17 29 1 #"\n"
472 0 0 17 3 0 #""
473 0 0 17 3 3 #"to "
474 0 0 17 3 6 #"define"
475 0 0 17 3 1 #" "
476 0 0 17 3 8 #"tabulate"
477 0 0 17 3 1 #" "
478 0 0 17 3 4 #"from"
479 0 0 17 3 1 #" "
480 0 0 17 3 8 #"exercise"
481 0 0 17 3 1 #" "
482 0 0 17 3 6 #"21.1.1"
483 0 0 17 3 5 #"; and"
484 0 0 17 29 1 #"\n"
485 0 0 17 3 0 #""
486 0 0 17 29 1 #"\n"
487 0 0 17 3 0 #""
488 0 0 17 3 3 #"to "
489 0 0 17 3 6 #"define"
490 0 0 17 3 1 #" "
491 0 0 17 3 8 #"diagonal"
492 0 0 17 3 1 #","
493 0 0 17 3 1 #" "
494 0 0 17 3 6 #"which "
495 0 0 17 3 8 #"consumes"
496 0 0 17 3 1 #" "
497 0 0 17 3 1 #"a"
498 0 0 17 3 1 #" "
499 0 0 17 3 7 #"natural"
500 0 0 17 3 1 #" "
501 0 0 17 3 6 #"number"
502 0 0 17 3 1 #" "
503 0 0 17 3 1 #"n"
504 0 0 17 3 1 #" "
505 0 0 17 3 3 #"and"
506 0 0 17 3 1 #" "
507 0 0 17 3 7 #"creates"
508 0 0 17 3 1 #" "
509 0 0 17 3 1 #"a"
510 0 0 17 3 1 #" "
511 0 0 17 3 4 #"list"
512 0 0 17 3 1 #" "
513 0 0 17 3 2 #"of"
514 0 0 17 3 1 #" "
515 0 0 17 3 5 #"lists"
516 0 0 17 3 1 #" "
517 0 0 17 3 2 #"of"
518 0 0 17 3 1 #" "
519 0 0 17 3 1 #"0"
520 0 0 17 11 1 #" "
521 0 0 17 3 3 #"and"
522 0 0 17 3 1 #" "
523 0 0 17 3 2 #"1."
524 0 0 17 3 1 #" "
525 0 0 17 29 1 #"\n"
526 0 0 17 3 0 #""
527 0 0 17 3 8 #"Example:"
528 0 0 17 29 1 #"\n"
529 0 0 17 3 0 #""
530 0 0 17 29 1 #"\n"
531 0 0 17 3 0 #""
532 0 0 17 3 1 #"("
533 0 0 17 3 6 #"equal?"
534 0 0 17 3 1 #" "
535 0 0 17 3 1 #"("
536 0 0 17 3 8 #"diagonal"
537 0 0 17 3 1 #" "
538 0 0 17 3 1 #"3"
539 0 0 17 3 1 #")"
540 0 0 17 29 1 #"\n"
541 0 0 17 3 8 #"        "
542 0 0 17 3 1 #"("
543 0 0 17 3 4 #"list"
544 0 0 17 3 1 #" "
545 0 0 17 29 1 #"\n"
546 0 0 17 3 9 #"         "
547 0 0 17 3 1 #"("
548 0 0 17 3 4 #"list"
549 0 0 17 3 1 #" "
550 0 0 17 3 1 #"1"
551 0 0 17 3 1 #" "
552 0 0 17 3 1 #"0"
553 0 0 17 3 1 #" "
554 0 0 17 3 1 #"0"
555 0 0 17 3 1 #")"
556 0 0 17 29 1 #"\n"
557 0 0 17 3 9 #"         "
558 0 0 17 3 1 #"("
559 0 0 17 3 4 #"list"
560 0 0 17 3 1 #" "
561 0 0 17 3 1 #"0"
562 0 0 17 3 1 #" "
563 0 0 17 3 1 #"1"
564 0 0 17 3 1 #" "
565 0 0 17 3 1 #"0"
566 0 0 17 3 1 #")"
567 0 0 17 29 1 #"\n"
568 0 0 17 3 9 #"         "
569 0 0 17 3 1 #"("
570 0 0 17 3 4 #"list"
571 0 0 17 3 1 #" "
572 0 0 17 3 1 #"0"
573 0 0 17 3 1 #" "
574 0 0 17 3 1 #"0"
575 0 0 17 3 1 #" "
576 0 0 17 3 1 #"1"
577 0 0 17 3 3 #")))"
578 0 0 17 29 1 #"\n"
579 0 0 17 3 0 #""
580 0 0 17 3 3 #"Use"
581 0 0 17 3 1 #" "
582 0 0 17 3 5 #"local"
583 0 0 17 3 1 #" "
584 0 0 17 3 2 #"if"
585 0 0 17 3 1 #" "
586 0 0 17 3 8 #"function"
587 0 0 17 3 1 #" "
588 0 0 17 3 11 #"definitions"
589 0 0 17 3 1 #" "
590 0 0 17 3 7 #"require"
591 0 0 17 3 1 #" "
592 0 0 17 3 9 #"auxiliary"
593 0 0 17 3 1 #" "
594 0 0 17 3 10 #"functions."
595 0 0 17 3 4 #"    "
596 0 0 17 3 8 #"Solution"
597 0 0 17 29 1 #"\n"
598 0 0 17 3 0 #""
599 0 0 17 29 1 #"\n"
600 0 0 17 3 0 #""
601 0 0 17 3 44 #";; build-list : N (N  ->  X)  ->  (listof X)"
602 0 0 17 29 1 #"\n"
603 0 0 17 3 0 #""
604 0 0 17 3 44 #";; to construct (list (f 0) ... (f (- n 1)))"
605 0 0 17 29 1 #"\n"
606 0 0 17 3 0 #""
607 0 0 17 3 1 #"("
608 0 0 17 3 6 #"define"
609 0 0 17 3 1 #" "
610 0 0 17 3 1 #"("
611 0 0 17 3 10 #"build-list"
612 0 0 17 3 1 #" "
613 0 0 17 3 1 #"n"
614 0 0 17 3 1 #" "
615 0 0 17 3 1 #"f"
616 0 0 17 3 1 #")"
617 0 0 17 3 1 #" "
618 0 0 17 3 4 #"...)"
619 0 0 17 29 1 #"\n"
620 0 0 17 29 1 #"\n"
621 0 0 17 3 2 #"|#"
622 0           0