Tiles
1
0
0
0
1
2
0
0
2
1
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
1
0
0
0
2
0
0
0
0
0
0
1
0
1
2
1
1
3
0
3
1
2
3
8
2
1
1
1
0
1
0
0
0
2
0
2
1
1
3
0
1
1
0
1
1
0
0
2
2
0
0
3
0
0
0
0
0
1
0
3
1
0
1
0
0
0
0
0
1
1
1
1
0
1
2
2
0
5
1
2
1
1
4
3