1000 
1000
400
100
+7
4
2
1000
1000
400
100
+152
1000
1000
400
100
+50
1
1000
1000
400
100
+77
1000
1000
400
100
+22
1000
1000
400
100
+192
1000
1000
400
100
+29
1000
1000
400
100
+37
| 1 | 2 |