#!/usr/bin/env python3

# Challenge 179
#
# Task 2: Unicode Sparkline
# Submitted by: Mohammad S Anwar
#
# You are given a list of positive numbers, @n.
#
# Write a script to print sparkline in Unicode for the given list of numbers.

import sys

bars = ["\u2581", "\u2582", "\u2583", "\u2584", "\u2585", "\u2586", "\u2587", "\u2588"]

nums = list(map(int, sys.argv[1:]))
max_num = max(nums)
height = [int((num / max_num) * 7) for num in nums]
chars = [bars[h] for h in height]
print(''.join(chars))