Bob
1
1
1
1
1000 
1000
400
100
+77
1000
1000
400
100
+123
1000
1000
400
100
+110
1000
1000
400
100
+119
1000
1000
400
100
+186
1000
1000
400
100
+79
1000
1000
400
100
+39
1000
1000
400
100
+147