1000 
1000
400
100
+72
1000
1000
400
100
+81
1
1000
1000
400
100
+79
1
1000
1000
400
100
+200
1000
1000
400
100
+168
1
1000
1000
400
100
+128
1000
1000
400
100
+30
1000
1000
400
100
+99
| 1 | 2 |
