1000 
1000
400
100
+178
4
1
1
1000
1000
400
100
+184
1000
1000
400
100
+143
1000
1000
400
100
+56
1000
1000
400
100
+95
1000
1000
400
100
+110
1000
1000
400
100
+260
1000
1000
400
100
+54