1000 
1000
400
100
+13
1000
1000
400
100
+43
2
2
1000
1000
400
100
+60
1000
1000
400
100
+55
1000
1000
400
100
+16
1000
1000
400
100
+17
1000
1000
400
100
+50
1000
1000
400
100
+38