# -*- coding: utf-8 -*-
import matplotlib
import matplotlib.pyplot as plt

count_dict = {chr(i):0 for i in range(ord("A"),ord("Z")+1)}
freq_char = ["e","a","t","i","o","s","n","r","h","l","d","c","u","m","p","f","g","y","w","b","v","k","j","x","q","z"]
aiustr = ""

def looper(func):
    def new_func(*args,**kwargs):
        with open("kasu2.txt","r",encoding="utf-8") as t:
            txt = t.readlines()
            for sentence in range(len(txt)):
                for word in range(len(txt[sentence])):
                    alpha = txt[sentence][word] # Original character
                    func(alpha)
        return 0
    return new_func

@looper
def word_count(alpha=0):
    alpha = ord(alpha.upper())
    try:
        if alpha >= ord("A") and alpha <= ord("Z"):
            count_dict[chr(alpha)] += 1
    except KeyError:
        pass

@looper
def change_char(alpha=0):
    global aiustr
    sort_list = sorted(count_dict.items(), key=lambda x: x[1],reverse=True)
    no = 0

    if alpha == " ":
        aiustr += " "
        return 0

    for i in sort_list:
        if i[0] == alpha.upper():
            aiustr += freq_char[no]
        no += 1

if __name__ == "__main__":
    word_count()
    change_char()
    print(aiustr)
    # plt.bar(count_dict.keys(), count_dict.values())
    # plt.show()