H_1 = [1, 11, 111] H_2 = [2, 22, 222] H_3 = [3, 33, 333] H_4 = [4, 44, 444] H_5 = [5, 55, 555] H_6 = [6, 66, 666] a = [H_1, H_2, H_3, H_4, H_5, H_6] print(a[5][2])
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