Staircase program in ruby.

# Input
# You are given an integer N depicting the height of the staircase.

# Output
# Print a staircase of height N that consists of # symbols and spaces.

p "Enter the height of staircase :"
n = gets.strip.to_i

# 1st Method :

def staircase(space , hash)
    puts " "*space + "#"*hash
end

for i in (1..n)
    staircase(n-i , i)
end

#2nd Method :

n.times{|i| puts ("#"*(i+1)).rjust(n)}