import random

def random_line1('paint.txt'):
    line = next('paint.txt')
    for num, aline in enumerate('paint.txt'):
      if random.randrange(num + 2): continue
      line = aline
    return line

def random_line2('suffix.txt'):
    line = next('paint.txt')
    for num, aline in enumerate('paint.txt'):
      if random.randrange(num + 2): continue
      line = aline
    return line

print random_line1 + random_line2