1000 
1000
400
100
+181
1
1000
1000
400
100
+41
1000
1000
400
100
+175
1
1000
1000
400
100
+3
1000
1000
400
100
+80
2
1
1000
1000
400
100
+81
1000
1000
400
100
+174
1000
1000
400
100
+120