diff options
Diffstat (limited to 'progs/a47.py')
| -rw-r--r-- | progs/a47.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/progs/a47.py b/progs/a47.py new file mode 100644 index 0000000..94c3374 --- /dev/null +++ b/progs/a47.py @@ -0,0 +1,4 @@ +from itertools import zip_longest, chain, tee
+def exchange_elements(lst):
+ lst1, lst2 = tee(iter(lst), 2)
+ return list(chain.from_iterable(zip_longest(lst[1::2], lst[::2])))
\ No newline at end of file |