1000 
1000
400
100
+101
1
1000
1000
400
100
+83
1000
1000
400
100
+160
1000
1000
400
100
+143
1000
1000
400
100
+86
1000
1000
400
100
+95
1000
1000
400
100
+26
1000
1000
400
100
+86
| 1 | 2 |
