L = [
['Apple', 'Google', 'Microsoft'],
['Java', 'Python', 'Ruby', 'Php'],
['Adam', 'Bart', 'Lisa']
]
print('''打印Apple:L[0][0] = %s
打印Python:L[1][1] = %s
打印Lisa:L[-1][-1] = %s''' % (L[0][0], L[1][1], L[-1][-1]))

