1000 
1000
400
100
+308
2
1
1000
1000
400
100
+126
1000
1000
400
100
+39
1000
1000
400
100
+57
1000
1000
400
100
+80
1000
1000
400
100
+128
1000
1000
400
100
+210
1000
1000
400
100
+107