Pro Tip
4 l
13
1000 
1000
400
100
+121
1000
1000
400
100
+67
1000
1000
400
100
+167
1000
1000
400
100
+7
1000
1000
400
100
+139
1000
1000
400
100
+63
| 1 | 2 |
