Chessboard

chessboard.cpp

//******************************************************************
// Chessboard program
// This program prints a chessboard pattern that is built up from
// basic strings of white and black characters.
//******************************************************************
#include <iostream>
#include <string>
using namespace std;

const string BLACK = "%%%%%"; // Define a line of a black square //
const string BLACK2 = "%   %";
const string WHITE = "     ";  // Define a line of a white square
const string WHITE2 = "%%%%%";

// Create a white-black row by concatenating the basic strings
const string WHITE_ROW = WHITE + BLACK + WHITE + BLACK + WHITE + BLACK + WHITE \
  + BLACK;
const string WHITE_ROW_BORDER = WHITE2 + BLACK + WHITE2 + BLACK + WHITE2 \
  + BLACK + WHITE2 + BLACK;
// Create a black-white row by concatenating the basic strings
const string BLACK_ROW = BLACK2 + WHITE + BLACK2 + WHITE + BLACK2 + WHITE \
  + BLACK2 + WHITE;
const string BLACK_ROW_BORDER = BLACK + WHITE + BLACK + WHITE + BLACK + WHITE \
  + BLACK + WHITE;

void printRow(string row, string rowBorder, int height)
{
  cout << rowBorder << endl;
  for (int i = 0; i < height; i++)
  {
    cout << row << endl;
  }
  cout << rowBorder << endl;
}

void printWhiteBlackRow(int height)
{
  printRow(WHITE_ROW, WHITE_ROW_BORDER, height);
}

void printBlackWhiteRow(int height)
{
  printRow(BLACK_ROW, BLACK_ROW_BORDER, height);
}

int main()
{
  const int rowHeight = 8;
  const int rowsTotal = 8;

  // five wide eitght height white-black rows
  for (int i = 0; i < rowsTotal; i++)
  {
    if (i % 2 == 0)
    {
      // even row
      printWhiteBlackRow(rowHeight);
    }
    else
    {
      // odd row
      printBlackWhiteRow(rowHeight);
    }
  }

  //  system("PAUSE"); //to pause console output ?
  return 0;
}