Commit solution

.envrc

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+use_nix

mythic-beasts-jobs.py

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+#!/usr/bin/env python
+
+### STEP 2
+
+import requests
+import re
+import math
+
+url = "http://jobs.mythic-beasts.com/ukaig6ua6yieHo4o"
+
+r1 = requests.get(url)
+
+# This is inelegant, but meh, it works and regexes are inherently cursed anyway. Especially regexes for scraping HTML.
+# It's not like this is being used for a job application or anything.
+vals = re.search(r"<p>(&minus; )?(\d+)<i>x</i><sup>2</sup> (&minus;)?\+? (\d+)<i>x</i> (&minus;)?\+? (\d+) = 0\.</p>", r1.text).groups()
+
+a = int(vals[1])
+if vals[0] != None:
+    a *= -1
+b = int(vals[3])
+if vals[2] != None:
+    b *= -1
+c = int(vals[5])
+if vals[4] != None:
+    c *= -1
+
+x0 = (-b + math.sqrt(b**2 - 4*a*c))/(2*a)
+x1 = (-b - math.sqrt(b**2 - 4*a*c))/(2*a)
+secret = re.search(r'value="([0-9a-z]{64})"/>', r1.text).groups()[0]
+
+r2 = requests.post(url, data = {'x0': x0, 'x1': x1, 'secret': secret, 'submit': "Submit"})
+
+### STEP 3
+
+import dns.resolver
+import smtplib
+
+password = re.search(r'password ([0-9a-z]{64})', r2.text).groups()[0]
+
+rdata = dns.resolver.resolve('_submission._tcp.jobs.mythic-beasts.com', 'SRV')[0]
+
+from_email = "step-3@jobs.mythic-beasts.com"
+to_email = "Katherina Walshe-Grey <hiring@katherina.rocks>"
+message = """\
+From: step-3@jobs.mythic-beasts.com
+To: Katherina Walshe-Grey <hiring@katherina.rocks>
+Date: whenever Now is. please don't make me script this.
+Subject: Hello, me!
+
+this is a fun little challenge. don't know if anyone is actually reading these, but if so, thank you! greatly enjoying myself!"""
+
+with smtplib.SMTP(rdata.target, rdata.port) as server:
+    server.login("step-3@jobs.mythic-beasts.com", password)
+    server.sendmail(from_email, to_email, message)

shell.nix

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+let
+  pkgs = import <nixpkgs> { };
+in
+pkgs.mkShell {
+  packages = with pkgs; [
+    (python3.withPackages (subpkgs: with subpkgs; [
+      requests
+      dnspython
+    ]))
+  ];
+}