# BarGraphify(nums) takes a list of non-negative integers and prints a set of horizontal bars.

print "III. BarGraphify(nums) \n"

def BarMaker(nums): # Helper function
    output = "" # Gets returned
    while nums != 0: # Runs while nums isn`t 0
        nums -= 1 # Continually decreases nums by 1 until it gets to 0.
        output += "=" # Makes the horizontal bars
        if nums == 0:
            return output

def BarGraphify(nums):
    for num in nums: # For all the elements in list nums
        print BarMaker(num)

print BarGraphify( [0,1,2,3] )
print " ^ It should be = == ===. \n"

print BarGraphify( [1,0,3,2] )
print " ^ It should be =  === ==. \n"

print BarGraphify( [5,6,4,3,1] )
print " ^ It should be ===== ====== ==== === =. \n"

print BarGraphify( [1,1,1,1,1] )
print " ^ It should be = = = = =."