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# programming,object orientation

• #### SKILL for the Skilled: Introduction to Classes -- Part 5

In the previous SKILL for the Skilled postings, we looked at a pretty good algorithm for solving the Sudoku puzzle. This algorithm is able to find at least one solution of the puzzle if one exists, and is able to detect that no solution exists if that is in fact the case. In this article we look at a...
Posted to Custom IC Design (Weblog) by Team SKILL on Fri, Feb 10 2012
• #### SKILL for the Skilled: Introduction to Classes -- Part 4

In several previous postings we introduced the problem of solving the sudoku puzzle. In Part 1 , we saw the rules of sudoku and a brief introduction to the SKILL++ Object System. In Part 2 , we started solving the problem top-down by implementing the top level function SkuSolve and agreeing to fill in...
Posted to Custom IC Design (Weblog) by Team SKILL on Mon, Nov 14 2011
• #### SKILL for the Skilled: Introduction to Classes -- Part 3

In the previous posting Introduction to Classes -- Part 2 we saw the high level function for initializing, solving, and displaying the sudoku puzzle. (defun SkuSolve (partial_solution) (let ((sudoku (SkuInitialize (SkuNew) partial_solution))) (printf "starting with: \n%s\n" (SkuPrint sudoku...
Posted to Custom IC Design (Weblog) by Team SKILL on Mon, Oct 17 2011
• #### SKILL for the Skilled: Introduction to Classes -- Part 2

In the previous posting Introduction to Classes -- Part 1 we introduced the problem of solving the Sudoku puzzle. I want to show a solution to this puzzle in SKILL++. Doing so, I'll break the problem up roughly into four parts. Represent the structure of the data Initializing Displaying the state...
Posted to Custom IC Design (Weblog) by Team SKILL on Mon, Sep 5 2011
• #### SKILL for the Skilled: Introduction to Classes -- Part 1

In the previous couple of SKILL for the Skilled postings, we looked at some of the features of SKILL++. In fact, we saw local functions, higher-order functions, and lexical scoping. Still another set of features of SKILL++ is called the SKILL++ Object System . This system provides a standardized way...
Posted to Custom IC Design (Weblog) by Team SKILL on Mon, Aug 15 2011
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