1000 
1000
400
100
+60
2
1
1000
1000
400
100
+185
1000
1000
400
100
+22
1000
1000
400
100
+19
1000
1000
400
100
+77
1
1000
1000
400
100
+39
1000
1000
400
100
+54
1000
1000
400
100
+82