写代码：循环打印names列表，把元素和索引值都打印出来。

list1 = ['aaa', 'bbb', 'ccc', 'ddd', 1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 8, 9, 19]

# count = 0
# for i in list1:
#     print(count, i)
#     count += 1

for i in list1:
    print(list1.index(i), i)