++++++++++++++++++++++++++++++0
 |
 |
||
 |
|
 |
|
 |
 |
||
|
|
||
|
|
|
|
|
|
||
"++++++++++++++++++++++++++++++1"
|
|
||
|
|
|
|
|
|
||
|
|
||
|
|
|
|
|
|
||
++++++++++++++++++++++++++++++2
|
|
||
|
|
|
|
|
|
||
|
|
||
|
|
|
|
|
|
||
++++++++++++++3
|
|
||
|
|
|
|
|
|
||
|
|
||
|
|
|
|
|
|
||
++++++++++++++4