x
x5
x5
x3
x3
x5
x5
x5
x5
x5
x5
x5
x5
x5
1 |
0
x5
x5
x5
x5
1 |
0
x5
x5
x5
2 |
1
2 |
0
x5
x5
x5
x5
x5
x5
x5
1 |
0
x5