AAAAAAAAAAAAA!!!!
2 l
0
1000 
1000
400
100
+97
2
15
8
6
1000
1000
400
100
+166
1000
1000
400
100
+159
1000
1000
400
100
+47
1000
1000
400
100
+107
1000
1000
400
100
+138
1000
1000
400
100
+96