CS141: Topics for the Week of Sept 26, 2011

Topics & Activities

• Mon: Go over Technews assignment.

• Wed: Test out another person's Expert System assignment. Be sure to bring your decision tree.

• Chapter 4 Loops
  • while loops
  • do-while loops
  • for loops
  • Scope of variables
  • Nested loops.
  • Getting data from user. When to stop - sentinels
  • read/access data
  • Programs (Links give only partial code.):
    • While-Loop: Adding up a set of numbers: Adder.java
    • Modify Adder.java so that it prints out the largest number as well as the sum.
    • While-Loop: Counting the number of 'a's in a string: CountLetters.java
    • Modify CountLetters to use a for-loop.
    • For-Loop: Check for a fair coin: CoinTest.java
    • For-Loop: Sum Random Numbers: SumRandomNumbers.java
    • Forever true - While-Loop: MindReaderWhileLoop2.java
    • Do-While: dice toss - how long does it take to roll a 6: Roll6.java
    • For Loop: Encode a word: Encode.java
  • Practice loops (pdf)!

• In Lab:

  • Follow the instructions: Lab 5: Loops

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