example.py
: =
: =
: =
# [(0, 'Boris'), (1, 'Masha'), (2, 'Aleksei'), (3, 'Dasha'), (4, 'Dmitry')]
# While
: = 0
+= 1
# el => (0, 5123)
# index = 0, value = 5123
= + 5
= + 5