under control
4
4
1000 
1000
400
100
+27
1000
1000
400
100
+30
1000
1000
400
100
+30
1000
1000
400
100
+17
1000
1000
400
100
+64
1000
1000
400
100
+8
1
1
1000
1000
400
100
+147
1000
1000
400
100
+93
