POHon
POHON = ALFIYAN BEKTI NUGROHO
v PREORDER
A – L – F – B – E – I – G – H – K – Y – N – T – R – O - U
v INORDER
A – B – E – F – G – H – I – K – L – N – O – R – T – U – Y
v POSTORDER
E – B – H – G – K – I – F – O – R – U – T – N – Y – L - A
v LEVEL ORDER
A – L – F – Y – B – I – N – E – G – K – T – H – R – U – O
Infix : A – B * C ^ D ^ (E * F / (G – H ))
Prefix : ^ * A B ^ C D / * E F – G H
Postfix : A B – C D ^* E F * G H - / ^
