# Dr. V
# Oct 2
# Program to create a checkerboard quilt

import pygame, time

pygame.init()
screen = pygame.display.set_mode([601,601])
screen.fill([0,0,0])
pygame.display.flip()


for j in range(0,10):
    for k in range(0,10):
        if (j+k)%2 == 0:
            pygame.draw.rect(screen,[149,88,44],[j*60,k*60,60,60])
        else:
            pygame.draw.rect(screen,[150,0,0],[j*60,k*60,60,60])
        pygame.display.flip()
        time.sleep(.01)
        
pygame.draw.rect(screen,[10,100,10],[0,0,600,600],10)
pygame.display.flip()


raw_input("Press ENTER to close the graphics window")
pygame.quit()