Question
Predict the output list1 = ['physics',
'chemistry', 1997, 2000] list2 = [1, 2, 3, 4, 5, 6, 7 ] print "list1[0]: ", list1[0]Solution
list1[0] refers to the first element in list1, which is 'physics', the output will be: list1[0]: physics
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