1000 
1000
400
100
+15
1
1
2
1000
1000
400
100
+42
1
1000
1000
400
100
+105
1000
1000
400
100
+38
1000
1000
400
100
+37
1000
1000
400
100
+84
1000
1000
400
100
+47
1000
1000
400
100
+120