1000 
1000
400
100
+391
7
2
8
1000
1000
400
100
+37
1000
1000
400
100
+38
1000
1000
400
100
+36
1000
1000
400
100
+83
1
1000
1000
400
100
+104
1000
1000
400
100
+9