ostryga
2 l
8
1000 
1000
400
100
+152
1000
1000
400
100
+151
1000
1000
400
100
+85
1000
1000
400
100
+52
1000
1000
400
100
+81
1000
1000
400
100
+112
1000
1000
400
100
+169
1000
1000
400
100
+28