oby
2 l
6
1000 
1000
400
100
+247
4
1
1000
1000
400
100
+95
1000
1000
400
100
+13
1000
1000
400
100
+13
1000
1000
400
100
+69
1000
1000
400
100
+36
| 1 | 2 |