CS1101: Programming Methodology http://www.comp.nus.edu.sg/~cs1101x/

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CS1101 Programming Methodology
http//www.comp.nus.edu.sg/cs1101x/
Aaron Tan
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This is Week 10

• Week 9
• Chapter 10 Arrays and ArrayLists
• This week
• We will complete ArrayLists
• Exercise Matrix multiplication (Matrices.java)
• Chapter 11 Type Details and Alternate Coding
  Mechanisms
• Mini-programming test

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Exercise Matrix Multiplication

• To compute C A ? B, where A, B, C are matrices
• ci,j (ai,1 ? b1,j ) (ai,2 ? b2,j ) . . .
  (ai,n ? bn,j )
• ci,j is sum of terms produced by multiplying the
  elements of As row i with Bs column j.
• Example on 3?3 matrices

• Please refer to MatricesSolution.java

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Chapter 11

• Lets go to Chapter 11.

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Mini Programming Test

• Refer to hand-out.

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Exercises

• Try last years lab 7 exercises
• Sudoku
• Rabbit Jumps
• Polygon
• Go to course website, Labs page to retrieve
  last years lab write-ups
• http//www.comp.nus.edu.sg/cs1101x/3_ca/labs.html
  

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Announcement/Reminder

• Lab 4
• Deadline 22 October (Wednesday), 2359 hr.
• Identical codes
• Please do not share codes for your lab
  assignments!

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This is Week 10

• Next week?
• No lecture!
• No discussion session!
• Week 12
• Chapter 14 Exception Handling
• Chapter 15 Files

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