1000 
1000
400
100
+187
2
2
1000
1000
400
100
+73
1
1000
1000
400
100
+102
1000
1000
400
100
+183
1000
1000
400
100
+28
1000
1000
400
100
+126
1000
1000
400
100
+195
1000
1000
400
100
+16
| 1 | 2 |