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commit 8f5d4ba650fb8a6faafd0e2325cdb39bc7fe6d55
parent 438d4feff875cf28053b121f19882bbb7de8e92a
author: rj1 <[email protected]>
date:   Mon,  5 Dec 2022 11:38:46 -0600

day 5 solution

Diffstat:
A
2022/05/solution.py
 | 
42
++++++++++++++++++++++++++++++++++++++++++
M
README.md
 | 
2
++

2 files changed, 44 insertions(+), 0 deletions(-)
diff --git a/2022/05/solution.py b/2022/05/solution.py
@@ -0,0 +1,42 @@
+import os
+
+base_dir = os.path.realpath(os.path.dirname(__file__))
+with open(base_dir + "/input.txt", "r") as file:
+    input = file.read().rstrip()
+
+sections = input.split("\n\n")
+# crates = sections[0]
+moves = sections[1].split("\n")
+
+stacks = {
+    1: ["N", "W", "B"],
+    2: ["B", "M", "D", "T", "P", "S", "Z", "L"],
+    3: ["R", "W", "Z", "H", "Q"],
+    4: ["R", "Z", "J", "V", "D", "W"],
+    5: ["B", "M", "H", "S"],
+    6: ["B", "P", "V", "H", "J", "N", "G", "L"],
+    7: ["S", "L", "D", "H", "F", "Z", "Q", "J"],
+    8: ["B", "Q", "G", "J", "F", "S", "W"],
+    9: ["J", "D", "C", "S", "M", "W", "Z"]
+}
+
+for move in moves:
+    parts = move.split(" ")
+    num = int(parts[1])
+    start = int(parts[3])
+    end = int(parts[5])
+
+    # part 1
+    # stacks[end] = stacks[start][:num][::-1] + stacks[end]
+    # stacks[start] = stacks[start][num:]
+
+    # part 2
+    stacks[end] = stacks[start][:num] + stacks[end]
+    stacks[start] = stacks[start][num:]
+
+order = ""
+for i in range(1, 10):
+    if len(stacks[i]) > 0:
+        order += stacks[i][0]
+
+print(order)
diff --git a/README.md b/README.md
@@ -11,6 +11,7 @@ this repo contains my solutions for advent of code
 |2|00:13:22|4899|0|
 |3|00:04:22|368|0|
 |4|00:02:17|118|0|
+|5|00:17:50|2168|0|
 
 ### part 2
 
@@ -20,6 +21,7 @@ this repo contains my solutions for advent of code
 |2|00:14:26|2281|0|
 |3|00:08:06|442|0|
 |4|00:05:06|443|0|
+|5|12:38:15|61014|0|
 
 ## notes