基本型 spam = ['cat', 'bat', 'rat', 'elephant'] spam[1] -> ‘bat’ 多次元 spam = [['cat', 'bat'], [10, 20, 30, 40, 50]] spam[0] -> ['cat', 'bat'] spam[1][4] -> 50 ■後ろからの参照 spam = ['cat', 'bat', 'rat', 'elephant'] spam[-2] -> 'rat' spa…