L = [ ['Apple', 'Google', 'Microsoft'], ['Java', 'Python', 'Ruby', 'PHP'], ['Adam', 'Bart', 'Lisa'] ]
print(L[0][0])
print(L[1][1])
print(L[2][-1])
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奥特曼-6120
L = [ ['Apple', 'Google', 'Microsoft'], ['Java', 'Python', 'Ruby', 'PHP'], ['Adam', 'Bart', 'Lisa'] ]
打印Apple:
print(L[0][0])
打印Python:
print(L[1][1])
打印Lisa:
print(L[2][-1])