1000 
1000
400
100
+102
2
2
1000
1000
400
100
+46
1000
1000
400
100
+57
1000
1000
400
100
+49
1000
1000
400
100
+37
1
1000
1000
400
100
+23
1000
1000
400
100
+95
1000
1000
400
100
+71