Merge branch 'day3-2'
authorsgf <sgf.dma@gmail.com>
Mon, 20 Dec 2021 20:35:23 +0000 (23:35 +0300)
committersgf <sgf.dma@gmail.com>
Mon, 20 Dec 2021 20:35:23 +0000 (23:35 +0300)

Trivial merge