1000 
1000
400
100
+120
1
4
1
2
1000
1000
400
100
+53
1000
1000
400
100
+26
1000
1000
400
100
+69
1000
1000
400
100
+46
1000
1000
400
100
+66
1000
1000
400
100
+80
1000
1000
400
100
+8
