1000 
1000
400
100
+142
2
1
1
1000
1000
400
100
+60
1000
1000
400
100
+38
3
1000
1000
400
100
+119
1000
1000
400
100
+44
1000
1000
400
100
+108
1000
1000
400
100
+116
1000
1000
400
100
+87