XDD
3
2
3
2
1000 
1000
400
100
+29
1
1000
1000
400
100
+54
1
1000
1000
400
100
+117
1000
1000
400
100
+48
1000
1000
400
100
+168
1000
1000
400
100
+26
1000
1000
400
100
+49
1000
1000
400
100
+36
