1000 
1000
400
100
+173
1
1000
1000
400
100
+161
4
1000
1000
400
100
+85
1000
1000
400
100
+83
1000
1000
400
100
+93
1000
1000
400
100
+153
1000
1000
400
100
+110
1000
1000
400
100
+120