1000 
1000
400
100
+79
1
2
1000
1000
400
100
+79
2
1000
1000
400
100
+231
3
1000
1000
400
100
+314
1000
1000
400
100
+415
1000
1000
400
100
+102
1000
1000
400
100
+53