1+
0
0
1
1+
0
7
5
1+
1+
1+
0
1
1
1
2
1
1
0
0
0
0
0
0
4+
3
3
1
1+
1+
1+
0
0
2
0
1
0
0
0
4
3
0
0
0
0
1
1
1+
1
1-
0
1
0
1+
0
1-
0
2+
2
1
1
1
1
2
1
1
2+
1+
1
0
0
0
3
3
1+
1
1+
0
1+
1+
1+