30%
1
1
1000 
1000
400
100
+106
1000
1000
400
100
+58
1
1000
1000
400
100
+141
1000
1000
400
100
+69
1000
1000
400
100
+61
1000
1000
400
100
+36
3
1000
1000
400
100
+50
| 1 | 2 |