512
...
...
...
*..
...
...
.*.
...
...
**.
...
...
..*
...
...
*.*
...
...
.**
...
...
***
...
...
...
*..
...
*..
*..
...
.*.
*..
...
**.
*..
...
..*
*..
...
*.*
*..
...
.**
*..
...
***
*..
...
...
.*.
...
*..
.*.
...
.*.
.*.
...
**.
.*.
...
..*
.*.
...
*.*
.*.
...
.**
.*.
...
***
.*.
...
...
**.
...
*..
**.
...
.*.
**.
...
**.
**.
...
..*
**.
...
*.*
**.
...
.**
**.
...
***
**.
...
...
..*
...
*..
..*
...
.*.
..*
...
**.
..*
...
..*
..*
...
*.*
..*
...
.**
..*
...
***
..*
...
...
*.*
...
*..
*.*
...
.*.
*.*
...
**.
*.*
...
..*
*.*
...
*.*
*.*
...
.**
*.*
...
***
*.*
...
...
.**
...
*..
.**
...
.*.
.**
...
**.
.**
...
..*
.**
...
*.*
.**
...
.**
.**
...
***
.**
...
...
***
...
*..
***
...
.*.
***
...
**.
***
...
..*
***
...
*.*
***
...
.**
***
...
***
***
...
...
...
*..
*..
...
*..
.*.
...
*..
**.
...
*..
..*
...
*..
*.*
...
*..
.**
...
*..
***
...
*..
...
*..
*..
*..
*..
*..
.*.
*..
*..
**.
*..
*..
..*
*..
*..
*.*
*..
*..
.**
*..
*..
***
*..
*..
...
.*.
*..
*..
.*.
*..
.*.
.*.
*..
**.
.*.
*..
..*
.*.
*..
*.*
.*.
*..
.**
.*.
*..
***
.*.
*..
...
**.
*..
*..
**.
*..
.*.
**.
*..
**.
**.
*..
..*
**.
*..
*.*
**.
*..
.**
**.
*..
***
**.
*..
...
..*
*..
*..
..*
*..
.*.
..*
*..
**.
..*
*..
..*
..*
*..
*.*
..*
*..
.**
..*
*..
***
..*
*..
...
*.*
*..
*..
*.*
*..
.*.
*.*
*..
**.
*.*
*..
..*
*.*
*..
*.*
*.*
*..
.**
*.*
*..
***
*.*
*..
...
.**
*..
*..
.**
*..
.*.
.**
*..
**.
.**
*..
..*
.**
*..
*.*
.**
*..
.**
.**
*..
***
.**
*..
...
***
*..
*..
***
*..
.*.
***
*..
**.
***
*..
..*
***
*..
*.*
***
*..
.**
***
*..
***
***
*..
...
...
.*.
*..
...
.*.
.*.
...
.*.
**.
...
.*.
..*
...
.*.
*.*
...
.*.
.**
...
.*.
***
...
.*.
...
*..
.*.
*..
*..
.*.
.*.
*..
.*.
**.
*..
.*.
..*
*..
.*.
*.*
*..
.*.
.**
*..
.*.
***
*..
.*.
...
.*.
.*.
*..
.*.
.*.
.*.
.*.
.*.
**.
.*.
.*.
..*
.*.
.*.
*.*
.*.
.*.
.**
.*.
.*.
***
.*.
.*.
...
**.
.*.
*..
**.
.*.
.*.
**.
.*.
**.
**.
.*.
..*
**.
.*.
*.*
**.
.*.
.**
**.
.*.
***
**.
.*.
...
..*
.*.
*..
..*
.*.
.*.
..*
.*.
**.
..*
.*.
..*
..*
.*.
*.*
..*
.*.
.**
..*
.*.
***
..*
.*.
...
*.*
.*.
*..
*.*
.*.
.*.
*.*
.*.
**.
*.*
.*.
..*
*.*
.*.
*.*
*.*
.*.
.**
*.*
.*.
***
*.*
.*.
...
.**
.*.
*..
.**
.*.
.*.
.**
.*.
**.
.**
.*.
..*
.**
.*.
*.*
.**
.*.
.**
.**
.*.
***
.**
.*.
...
***
.*.
*..
***
.*.
.*.
***
.*.
**.
***
.*.
..*
***
.*.
*.*
***
.*.
.**
***
.*.
***
***
.*.
...
...
**.
*..
...
**.
.*.
...
**.
**.
...
**.
..*
...
**.
*.*
...
**.
.**
...
**.
***
...
**.
...
*..
**.
*..
*..
**.
.*.
*..
**.
**.
*..
**.
..*
*..
**.
*.*
*..
**.
.**
*..
**.
***
*..
**.
...
.*.
**.
*..
.*.
**.
.*.
.*.
**.
**.
.*.
**.
..*
.*.
**.
*.*
.*.
**.
.**
.*.
**.
***
.*.
**.
...
**.
**.
*..
**.
**.
.*.
**.
**.
**.
**.
**.
..*
**.
**.
*.*
**.
**.
.**
**.
**.
***
**.
**.
...
..*
**.
*..
..*
**.
.*.
..*
**.
**.
..*
**.
..*
..*
**.
*.*
..*
**.
.**
..*
**.
***
..*
**.
...
*.*
**.
*..
*.*
**.
.*.
*.*
**.
**.
*.*
**.
..*
*.*
**.
*.*
*.*
**.
.**
*.*
**.
***
*.*
**.
...
.**
**.
*..
.**
**.
.*.
.**
**.
**.
.**
**.
..*
.**
**.
*.*
.**
**.
.**
.**
**.
***
.**
**.
...
***
**.
*..
***
**.
.*.
***
**.
**.
***
**.
..*
***
**.
*.*
***
**.
.**
***
**.
***
***
**.
...
...
..*
*..
...
..*
.*.
...
..*
**.
...
..*
..*
...
..*
*.*
...
..*
.**
...
..*
***
...
..*
...
*..
..*
*..
*..
..*
.*.
*..
..*
**.
*..
..*
..*
*..
..*
*.*
*..
..*
.**
*..
..*
***
*..
..*
...
.*.
..*
*..
.*.
..*
.*.
.*.
..*
**.
.*.
..*
..*
.*.
..*
*.*
.*.
..*
.**
.*.
..*
***
.*.
..*
...
**.
..*
*..
**.
..*
.*.
**.
..*
**.
**.
..*
..*
**.
..*
*.*
**.
..*
.**
**.
..*
***
**.
..*
...
..*
..*
*..
..*
..*
.*.
..*
..*
**.
..*
..*
..*
..*
..*
*.*
..*
..*
.**
..*
..*
***
..*
..*
...
*.*
..*
*..
*.*
..*
.*.
*.*
..*
**.
*.*
..*
..*
*.*
..*
*.*
*.*
..*
.**
*.*
..*
***
*.*
..*
...
.**
..*
*..
.**
..*
.*.
.**
..*
**.
.**
..*
..*
.**
..*
*.*
.**
..*
.**
.**
..*
***
.**
..*
...
***
..*
*..
***
..*
.*.
***
..*
**.
***
..*
..*
***
..*
*.*
***
..*
.**
***
..*
***
***
..*
...
...
*.*
*..
...
*.*
.*.
...
*.*
**.
...
*.*
..*
...
*.*
*.*
...
*.*
.**
...
*.*
***
...
*.*
...
*..
*.*
*..
*..
*.*
.*.
*..
*.*
**.
*..
*.*
..*
*..
*.*
*.*
*..
*.*
.**
*..
*.*
***
*..
*.*
...
.*.
*.*
*..
.*.
*.*
.*.
.*.
*.*
**.
.*.
*.*
..*
.*.
*.*
*.*
.*.
*.*
.**
.*.
*.*
***
.*.
*.*
...
**.
*.*
*..
**.
*.*
.*.
**.
*.*
**.
**.
*.*
..*
**.
*.*
*.*
**.
*.*
.**
**.
*.*
***
**.
*.*
...
..*
*.*
*..
..*
*.*
.*.
..*
*.*
**.
..*
*.*
..*
..*
*.*
*.*
..*
*.*
.**
..*
*.*
***
..*
*.*
...
*.*
*.*
*..
*.*
*.*
.*.
*.*
*.*
**.
*.*
*.*
..*
*.*
*.*
*.*
*.*
*.*
.**
*.*
*.*
***
*.*
*.*
...
.**
*.*
*..
.**
*.*
.*.
.**
*.*
**.
.**
*.*
..*
.**
*.*
*.*
.**
*.*
.**
.**
*.*
***
.**
*.*
...
***
*.*
*..
***
*.*
.*.
***
*.*
**.
***
*.*
..*
***
*.*
*.*
***
*.*
.**
***
*.*
***
***
*.*
...
...
.**
*..
...
.**
.*.
...
.**
**.
...
.**
..*
...
.**
*.*
...
.**
.**
...
.**
***
...
.**
...
*..
.**
*..
*..
.**
.*.
*..
.**
**.
*..
.**
..*
*..
.**
*.*
*..
.**
.**
*..
.**
***
*..
.**
...
.*.
.**
*..
.*.
.**
.*.
.*.
.**
**.
.*.
.**
..*
.*.
.**
*.*
.*.
.**
.**
.*.
.**
***
.*.
.**
...
**.
.**
*..
**.
.**
.*.
**.
.**
**.
**.
.**
..*
**.
.**
*.*
**.
.**
.**
**.
.**
***
**.
.**
...
..*
.**
*..
..*
.**
.*.
..*
.**
**.
..*
.**
..*
..*
.**
*.*
..*
.**
.**
..*
.**
***
..*
.**
...
*.*
.**
*..
*.*
.**
.*.
*.*
.**
**.
*.*
.**
..*
*.*
.**
*.*
*.*
.**
.**
*.*
.**
***
*.*
.**
...
.**
.**
*..
.**
.**
.*.
.**
.**
**.
.**
.**
..*
.**
.**
*.*
.**
.**
.**
.**
.**
***
.**
.**
...
***
.**
*..
***
.**
.*.
***
.**
**.
***
.**
..*
***
.**
*.*
***
.**
.**
***
.**
***
***
.**
...
...
***
*..
...
***
.*.
...
***
**.
...
***
..*
...
***
*.*
...
***
.**
...
***
***
...
***
...
*..
***
*..
*..
***
.*.
*..
***
**.
*..
***
..*
*..
***
*.*
*..
***
.**
*..
***
***
*..
***
...
.*.
***
*..
.*.
***
.*.
.*.
***
**.
.*.
***
..*
.*.
***
*.*
.*.
***
.**
.*.
***
***
.*.
***
...
**.
***
*..
**.
***
.*.
**.
***
**.
**.
***
..*
**.
***
*.*
**.
***
.**
**.
***
***
**.
***
...
..*
***
*..
..*
***
.*.
..*
***
**.
..*
***
..*
..*
***
*.*
..*
***
.**
..*
***
***
..*
***
...
*.*
***
*..
*.*
***
.*.
*.*
***
**.
*.*
***
..*
*.*
***
*.*
*.*
***
.**
*.*
***
***
*.*
***
...
.**
***
*..
.**
***
.*.
.**
***
**.
.**
***
..*
.**
***
*.*
.**
***
.**
.**
***
***
.**
***
...
***
***
*..
***
***
.*.
***
***
**.
***
***
..*
***
***
*.*
***
***
.**
***
***
***
***
***