1000 
1000
400
100
+12
1000
1000
400
100
+57
1
1000
1000
400
100
+28
1000
1000
400
100
+1
1000
1000
400
100
+20
1000
1000
400
100
+3
1000
1000
400
100
+4
1000
1000
400
100
+9
