1000 
1000
400
100
+94
2
1000
1000
400
100
+17
1000
1000
400
100
+2
1000
1000
400
100
+35
1000
1000
400
100
+19
16
2
8
1000
1000
400
100
+113
1000
1000
400
100
+188