""
. ! , " ...
3D 4 , , ...
3D -3 , , ...
3D -2 https://youtu.be/MSBekExEfcI?list=PLkQXUrkOnfTdjRPgp1Ab7fkD...
"": 1 - 2 - ... 11 - 12 - ... ... 13 - c 14 - 15 - (-)...... 29 - . 30 - 31 -