1000 
1000
400
100
+17
1000
1000
400
100
+7
1
1000
1000
400
100
+16
3
4
1000
1000
400
100
+20
1000
1000
400
100
+83
1000
1000
400
100
+157
1000
1000
400
100
+100
1000
1000
400
100
+146
