1000 
1000
400
100
+99
2
1
1000
1000
400
100
+137
1000
1000
400
100
+40
1000
1000
400
100
+129
1
1000
1000
400
100
+175
1000
1000
400
100
+10
1000
1000
400
100
+328
1000
1000
400
100
+203
| 1 | 2 |