1000 
1000
400
100
+198
2
1000
1000
400
100
+187
1000
1000
400
100
+73
1000
1000
400
100
+40
1000
1000
400
100
+63
1000
1000
400
100
+53
1000
1000
400
100
+34
1000
1000
400
100
+5
| 1 | 2 |