Hmm...
7
1000 
1000
400
100
+26
7
2
2
1000
1000
400
100
+132
1000
1000
400
100
+168
1000
1000
400
100
+80
1000
1000
400
100
+67
1000
1000
400
100
+88
1000
1000
400
100
+57
1000
1000
400
100
+70