1>>> values = ["a","b","c"]
2>>> for count, value in enumerate(values):
3... print(count, value)
4...
50 a
61 b
72 c
8
1presidents = ["Washington", "Adams", "Jefferson", "Madison", "Monroe", "Adams", "Jackson"]
2for num, name in enumerate(presidents, start=1):
3 print("President {}: {}".format(num, name))
4