1000 
1000
400
100
+218
1
2
1000
1000
400
100
+39
1000
1000
400
100
+71
1000
1000
400
100
+117
1000
1000
400
100
+87
1000
1000
400
100
+31
1000
1000
400
100
+119
1
1000
1000
400
100
+52
