1000 
1000
400
100
+19
1
1000
1000
400
100
+115
1
1000
1000
400
100
+131
1000
1000
400
100
+22
1000
1000
400
100
+101
1000
1000
400
100
+50
1
1000
1000
400
100
+67
1000
1000
400
100
+30
| 1 | 2 |