1000 
1000
400
100
+110
1
4
1000
1000
400
100
+23
2
1000
1000
400
100
+203
1000
1000
400
100
+197
1000
1000
400
100
+1
1000
1000
400
100
+229
1000
1000
400
100
+104
1000
1000
400
100
+38