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][2])
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霸下
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][2])