a03-cs135-w10

a03-cs135-w10 - CS 135 Winter 2011 Brad Lushman Assignment:...

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Unformatted text preview: CS 135 Winter 2011 Brad Lushman Assignment: 3 Due: Wednesday, January 26, 2011, 9:30am Language level: Beginning Student Files to submit: lines.rkt , cards.rkt Warmup exercises: HtDP 8.2.1, 8.2.2, 8.6.2, 8.6.3, 6.1.1 Practise exercises: HtDP 8.2.3, 8.2.4, 8.3.1, 8.3.2 Here are the assignment questions you need to submit. 1. In this question, you will perform step-by-step evaluations of Scheme programs, by applying substitution rules until you either arrive at a final value or cannot continue. You will use an online evaluation tool that we have created for this purpose. To begin, visit this web page: https://www.student.cs.uwaterloo.ca/ cs135/stepping (Note that the use of https is significant; the system wont work if you omit the s . This link is also in the course web pages table of contents.) You will need to authenticate using your Quest/WatIAm ID and password. Once youre logged in, you should try the questions in the Warm-up questions category under CS 135 Assignment 3, in order to get used to the system. Note the Show instructions link at the bottom of each problem. Read the instructions before attempting a question! When youre ready, complete the five stepping problems in the Assignment questions cat- egory, using the semantics given in class for Beginning Student Scheme. You can re-enter a step as many times as necessary until you get it right, so keep going until you completely fin- ish every question. All you have to do is complete the questions onlinewell be recording your answers as you go, and there is no file to submit! The public tests for this assignment will tell you whether or not we have a record of your completion of the stepper problems. You should not use DrSchemes Stepper to help you with this question, for a couple of reasons. First, as mentioned in class, DrSchemes evaluation rules are slightly different from the ones presented in class; you are to use the ones presented in class. Second, in an examthe ones presented in class; you are to use the ones presented in class....
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This note was uploaded on 10/02/2011 for the course CS 135 taught by Professor Vasiga during the Winter '07 term at Waterloo.

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a03-cs135-w10 - CS 135 Winter 2011 Brad Lushman Assignment:...

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