Kalkulesen bilong wanpela ain step we i gat 180 digri tanim na wanpela zigzag string
Plis soim ol mak yu laikim long milimita
X - op bilong step
Y - Hait bilong opim
W - Bikpela bilong step
E - Bikpela bilong pletfom
F - Ovahang bilong ol step
T - namba bilong ol string
C - Namba bilong ol step
Z - Step tiknes
A - Tiknes bilong rop bilong banara
G - Bikpela bilong string
SP - Painimaut ples bilong namba wan step long level bilong plua bilong namba tu plua.
LR - Setim rot bilong go antap. Long droim wanpela step.
Ol samting bilong program.
Kalkulesen bilong wanpela gutpela disain bilong wanpela steel step we i gat rotesen bilong 180 digri.
Painimaut hamas samting yu nidim.
Stret sais bilong olgeta hap.
Ol ditel droing na diagram bilong olgeta metal step element.