1000 
1000
400
100
+140
2
1000
1000
400
100
+12
1000
1000
400
100
+166
1000
1000
400
100
+163
1000
1000
400
100
+13
1000
1000
400
100
+136
1000
1000
400
100
+27
1000
1000
400
100
+69