import io
import unicodedata

def isKanji(char):
	return (int("0x4e00", 16) <= int(hex(ord(char)),16) <= int("0x9faf", 16) or
			int("0x3400", 16) <= int(hex(ord(char)),16) <= int("0x4db5", 16))

filename = input("File name? (Must be in same directory as this file): ")
spacing = int(input("Kanji per line?: " ))

with io.open(filename, 'r', encoding='utf8') as file:
	data = file.read()

kanji = set()
for char in data:
	if isKanji(char):
		kanji.add(char)

i = 1
with io.open("output.txt", 'w', encoding='utf8') as file:
	for k in kanji:
		file.write(k + " ")
		if i == spacing:
			file.write("\n")
			i = 0
		i += 1