$20
problem
You are asked to build a staircase with N steps to the binary world as an example if you are asked to build a staircase with 4 Steps.
Note than there shouldn't be any empty line at the bottom.
Input Format
- number of steps to build (an Integer)
ts
En-hxat
nput Format
- number of steps to build (an Integer)
ts
EMStat
jrint a staircaseas shown in the example
'am* Input O
;ampe O