buildings.py

# Return stirng representation of given array of building sizes (with overall height of 9)
# 
# Sample usage:
# 
# >>> print(buildings('252'))
#    
#    
#    
#    
#  # 
#  # 
#  # 
# ###
# ###
# 
def buildings(ints):
    heights = [int(i) for i in ints]
    s = ''
    
    for a in zip(*[('#' * int(i)).rjust(9) for i in heights]):
        for i in a:
            s += i
        s += '\n'

    return s