Heh
1
2
1
2
1000 
1000
400
100
+72
1000
1000
400
100
+69
1000
1000
400
100
+105
1000
1000
400
100
+96
1000
1000
400
100
+93
16
8
1000
1000
400
100
+231
1000
1000
400
100
+106
1000
1000
400
100
+46