1000 
1000
400
100
+101
1000
1000
400
100
+55
1
2
1
1
1000
1000
400
100
+235
1000
1000
400
100
+343
1000
1000
400
100
+104
1000
1000
400
100
+43
1000
1000
400
100
+54
1000
1000
400
100
+16
