From 92ff3757adc17cab23088b292bd4b970443f4dab Mon Sep 17 00:00:00 2001
From: Lucidiot <15960782+Lucidiot@users.noreply.github.com>
Date: Mon, 4 Dec 2017 19:17:43 +0100
Subject: [PATCH] Premiers puzzles

---
 .gitignore          | 94 ++-------------------------------------------
 2017/1/captcha.py   | 12 ++++++
 2017/1/captcha2.py  | 11 ++++++
 2017/2/checksum.py  |  7 ++++
 2017/2/divisible.py | 20 ++++++++++
 2017/4/password.py  |  5 +++
 2017/4/password2.py |  7 ++++
 7 files changed, 65 insertions(+), 91 deletions(-)
 create mode 100644 2017/1/captcha.py
 create mode 100644 2017/1/captcha2.py
 create mode 100644 2017/2/checksum.py
 create mode 100644 2017/2/divisible.py
 create mode 100644 2017/4/password.py
 create mode 100644 2017/4/password2.py

diff --git a/.gitignore b/.gitignore
index 7bbc71c..8df69d7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,99 +3,11 @@ __pycache__/
 *.py[cod]
 *$py.class
 
-# C extensions
-*.so
-
-# Distribution / packaging
-.Python
-env/
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-
-# PyInstaller
-#  Usually these files are written by a python script from a template
-#  before PyInstaller builds the exe, so as to inject date/other infos into it.
-*.manifest
-*.spec
-
-# Installer logs
-pip-log.txt
-pip-delete-this-directory.txt
-
-# Unit test / coverage reports
-htmlcov/
-.tox/
-.coverage
-.coverage.*
-.cache
-nosetests.xml
-coverage.xml
-*.cover
-.hypothesis/
-
-# Translations
-*.mo
-*.pot
-
-# Django stuff:
-*.log
-local_settings.py
-
-# Flask stuff:
-instance/
-.webassets-cache
-
-# Scrapy stuff:
-.scrapy
-
-# Sphinx documentation
-docs/_build/
-
-# PyBuilder
-target/
-
-# Jupyter Notebook
-.ipynb_checkpoints
-
-# pyenv
-.python-version
-
-# celery beat schedule file
-celerybeat-schedule
-
-# SageMath parsed files
-*.sage.py
-
-# dotenv
-.env
-
 # virtualenv
 .venv
 venv/
 ENV/
 
-# Spyder project settings
-.spyderproject
-.spyproject
-
-# Rope project settings
-.ropeproject
-
-# mkdocs documentation
-/site
-
-# mypy
-.mypy_cache/
+# Advent of Code puzzle inputs
+input.txt
+input
diff --git a/2017/1/captcha.py b/2017/1/captcha.py
new file mode 100644
index 0000000..f8e73a2
--- /dev/null
+++ b/2017/1/captcha.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+import sys
+
+digits = [int(c) for c in sys.stdin.readline().rstrip()]
+
+sum = 0
+for i in range(len(digits)):
+    if digits[i] == digits[(i+1)%len(digits)]:
+        sum = sum + digits[i]
+
+print(sum)
diff --git a/2017/1/captcha2.py b/2017/1/captcha2.py
new file mode 100644
index 0000000..3ad919e
--- /dev/null
+++ b/2017/1/captcha2.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+
+import sys
+digits = [int(c) for c in sys.stdin.readline().rstrip()]
+
+sum, half = 0, int(len(digits)/2)
+for i in range(len(digits)):
+    if digits[i] == digits[(i+half)%len(digits)]:
+        sum = sum + digits[i]
+
+print(sum)
diff --git a/2017/2/checksum.py b/2017/2/checksum.py
new file mode 100644
index 0000000..2ed36ce
--- /dev/null
+++ b/2017/2/checksum.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+import sys
+data = [[int(n.rstrip()) for n in l.split('\t')] for l in sys.stdin]
+
+maxnum, minnum = [max(l) for l in data], [min(l) for l in data]
+diff = [maxnum[n] - minnum[n] for n in range(len(maxnum))]
+print(sum(diff))
diff --git a/2017/2/divisible.py b/2017/2/divisible.py
new file mode 100644
index 0000000..f59134a
--- /dev/null
+++ b/2017/2/divisible.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+
+import sys
+from itertools import product
+
+data = [[int(n.rstrip()) for n in l.split('\t')] for l in sys.stdin]
+
+result = []
+for line in [list(product(l, l)) for l in data]:
+    for tup in line:
+        if tup[0] == tup[1]:
+            continue
+        if tup[0] % tup[1] == 0:
+            result.append(tup)
+            break
+        elif tup[1] % tup[0] == 0:
+            result.append((tup[1], tup[0]))
+            break
+
+print(sum(tup[0] / tup[1] for tup in result))
diff --git a/2017/4/password.py b/2017/4/password.py
new file mode 100644
index 0000000..50047c8
--- /dev/null
+++ b/2017/4/password.py
@@ -0,0 +1,5 @@
+#!/usr/bin/env python3
+import sys
+
+lines = [line.rstrip().lower().split(" ") for line in sys.stdin.readlines()]
+print(len([1 for line in lines if len(set(line)) == len(line)]))
diff --git a/2017/4/password2.py b/2017/4/password2.py
new file mode 100644
index 0000000..01901d1
--- /dev/null
+++ b/2017/4/password2.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+import sys
+
+lines = [l.strip().split(" ") for l in sys.stdin.readlines()]
+
+print(sum([len(l)==len(set("".join(sorted(s)) for s in l)) for l in lines]))
+