73spica

from urllib.parse import urlencode, quote, quote_plus
import hashlib
import hmac
import base64
from operator import itemgetter
import time
import requests

import os # for nonce

73spica

from sage.all import *

# ======== Extended Euclidean algorithm ========
def egcd(a, b):
    if a == 0:
        return (b, 0, 1)
    else:
        g, y, x = egcd(b % a, a)
        return (g, x - (int(b / a)) * y, y)