lst = ["python", "java", "php", "c++", "c"]
list_tuple = list(enumerate(lst, 15))
print(list_tuple[0])
print()
for val in list_tuple:
print(val)
print()
for en, val in list_tuple:
print(en, val)
'''
run:
(15, 'python')
(15, 'python')
(16, 'java')
(17, 'php')
(18, 'c++')
(19, 'c')
15 python
16 java
17 php
18 c++
19 c
'''