1000 
1000
400
100
+1
1000
1000
400
100
+8
1000
1000
400
100
+5
1000
1000
400
100
+43
14
7
1000
1000
400
100
+115
1000
1000
400
100
+51
1000
1000
400
100
+11
| 1 | 2 |