From b140ffa5bc4d035b46a2e9b33763baaa8cce58c7 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 14 Dec 2023 13:36:56 +0100
Subject: lol

---
 2023/14/solve.py | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 2023/14/solve.py

diff --git a/2023/14/solve.py b/2023/14/solve.py
new file mode 100644
index 0000000..cedaf8f
--- /dev/null
+++ b/2023/14/solve.py
@@ -0,0 +1,54 @@
+L = [l.strip() for l in open("input").readlines()]
+
+
+def tilt(mp, d):
+    transposed = d == 0 or d == 2
+    if transposed:  # north or south
+        mp = list(map(list, zip(*mp)))
+
+    pat = ".O" if d == 0 or d == 1 else "O."
+
+    done = False
+    while not done:
+        done = True
+        for l in mp:
+            for i in range(len(l) - 1):
+                if f"{l[i]}{l[i+1]}" != pat:
+                    continue
+                l[i + 1], l[i] = l[i], l[i + 1]
+                done = False
+
+    if transposed:  # north or south
+        mp = list(map(list, zip(*mp)))
+
+    return mp
+
+
+def part1():
+    res = 0
+
+    mp = tilt(L, 0)
+
+    for i, l in enumerate(mp):
+        res += (len(mp) - i) * l.count("O")
+    print(res)
+
+
+def part2():
+    res = 0
+
+    mp = L
+    for i in range(100):
+        mp = tilt(mp, 0)
+        mp = tilt(mp, 1)
+        mp = tilt(mp, 2)
+        mp = tilt(mp, 3)
+
+    res = 0
+    for j, l in enumerate(mp):
+        res += (len(mp) - j) * l.count("O")
+    print(res)
+
+
+part1()
+part2()
-- 
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