Heap ni bisingo kwbangma manwi ni volume ni lekhamung
Khapang srangwi milimeter bai phunukdi
X - thumjak kotorma
Y - Lokmani
H - Lokmung
Program ni phan.
Kwbangma thumjak holong, holong kwchak eba holongni kotorma ni lekhamung.
Heap ni surface ni jaga no saimanmani.