from PIL import Image, ImageDraw

n = int(input())

img = Image.new('RGB', (8*n, 8*n-1), 'White')
dib = ImageDraw.Draw(img)

dib.ellipse([0, 0, 8*n-1, 8*n-1], 'Blue')
dib.ellipse([n, n, (6*n-1)+n, (6*n-1)+n], 'Yellow')
dib.ellipse([n*2, n*2, (4*n-1)+2*n, (4*n-1)+2*n], 'Red')
dib.ellipse([n*3, n*3, (2*n-1)+3*n, (2*n-1)+3*n], 'Green')

img.save('output.png')