: 70% , 30% . -
https://www.youtube.com/watch?v=JMYHMtw9XV8#t=16
" ": 1 - 2 - -: ... 7 - - 8 - 9 - ( ) 10 - 11 - ... 22 - 23 - 24 - .
"": 1 - ( ) 2 - 3 -