A24 Answer

#include <stdio.h>
#include <stdlib.h>

/* Puzzle A24 -- print a square divided into 8 horizontal bands of alternating * and . */
int main(int argc, char *argv[])
{
  int row, col;
  int boardsize=16, bandsize=boardsize/8;
  
  for ( row=0; row<boardsize; row++ )
  {
    for ( col=0; col<boardsize; col++ )
    {
      if ( (row/bandsize)%2 == 0)
        printf("*");
      else
        printf(".");
    }
    printf("\n");
  }
  
  printf("\n");
  system("PAUSE");	
  return 0;
}