Ostro!
7 l
1
1000 
1000
400
100
+18
1000
1000
400
100
+14
1000
1000
400
100
+0
1000
1000
400
100
+2
1000
1000
400
100
+1
1000
1000
400
100
+7
1000
1000
400
100
+0
1000
1000
400
100
+5
