(4/4)

 |       |       |       |        |       |       |       |
|0---------------0---------------|5---------------4---5---7-------|
|1---------------1---------------|5---------------5---------------|
|3-------3-------3---------------|6---------------5---------------|
|2-------------------------------|7-------------------------------|
|0-----------0-------------------|7-------------------------------|
|--------------------------------|5---------------0---------------|

 |       |       |       |        |       |       |       |
|5---------------0---------------|0-------------------------------|
|5---------------1---------------|----------------4-------0-------|
|6---------------3-------1-------|3-------------------------------|
|--------------------------------|4-------------------------------|
|0-------------------------------|--------------------------------|
|--------------------------------|--------------------------------|

 |       |       |       |        |       |       |       |
|0-------------------------------|--------------------------------|
|1---------------0---------------|0-------------------------------|
|--------------------------------|----------------3---------------|
|2-----------------------0-------|--------------------------------|
|--------------------------------|3-----------------------3-------|
|0-------------------------------|0-------------------------------|

 |       |       |       |        |       |       |       |
|--------------------------------|--------------------------------|
|--------------------------------|3-------------------------------|
|3---------------1---------------|--------------------------------|
|--------------------------------|3-----------------------3-------|
|2-----------------------3-------|3-------2---0---2---------------|
|0-------------------------------|--------------------------------|

 |       |       |       |        |       |       |       |
|--------------------------------|--------------------------------|
|1-------------------------------|--------------------------------|
|--------------------------------|----------------3---------------|
|--------3-------2---------------|2---------------3-------0-------|
|--------3---------------2-------|0-------------------------------|
|--------------------------------|--------3-------1---------------|

 |       |       |       |        |       |       |       |
|--------------------------------|--------------------------------|
|--------------------------------|----------------------------0---|
|--------1---------------3-------|--------------------1---3-------|
|--------------------------------|3---2---0---2---3---------------|
|----------------3---------------|5-------------------------------|
|0-------------------------------|--------------------------------|

 |       |       |       |        |       |       |       |
|--------0-------3---------------|----3---1---0-----------0-------|
|1---3-------1-------------------|----------------3---------------|
|--------------------------------|--------------------1-----------|
|--------------------------------|------------------------3---2---|
|3-------------------3---2---0---|--------------------------------|
|--------------------------------|3-------------------------------|

 |       |       |       |        |       |       |       |
|----1-------0---1-------0-------|--------------------------------|
|--------3-------------------3---|----1-------0---1-------3-------|
|--------------------------------|--------3-----------------------|
|0-------------------0---2-------|3-------------------3---2---0---|
|--------------------------------|--------------------------------|
|--------------------------------|--------------------------------|

 |       |       |       |        |       |       |       |
|0---------------0---1---3-------|--------1-----------------------|
|----3---1---3-------------------|--------0---------------1-------|
|--------------------------------|----------------3---------------|
|--------------------------------|0-------------------------------|
|3-------------------------------|--------------------------------|
|--------------------------------|--------------------------------|

 |       |       |       |        |       |       |       |
|0---------------0---------------|-------------------------------||
|0---------------0-------3-------|2------------------------------||
|2-------3-------2---------------|3------------------------------||
|----------------2---------------|2------------------------------||
|--------3-------2---------------|0------------------------------||
|0---------------0---------------|-------------------------------||