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-rw-r--r--2.in1000
-rw-r--r--2.py28
2 files changed, 1028 insertions, 0 deletions
diff --git a/2.in b/2.in
new file mode 100644
index 0000000..9e714f9
--- /dev/null
+++ b/2.in
@@ -0,0 +1,1000 @@
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diff --git a/2.py b/2.py
new file mode 100644
index 0000000..618cd86
--- /dev/null
+++ b/2.py
@@ -0,0 +1,28 @@
+Command = tuple[str, int]
+
+def part1(commands: list[Command]) -> int:
+ pos: int = 0
+ depth: int = 0
+ for command in commands:
+ match command:
+ case ('up', X): depth -= X
+ case ('down', X): depth += X
+ case ('forward', X): pos += X
+ return pos * depth
+
+def part2(commands: list[Command]) -> int:
+ pos: int = 0
+ aim: int = 0
+ depth: int = 0
+ for command in commands:
+ match command:
+ case ('up', X): aim -= X
+ case ('down', X): aim += X
+ case ('forward', X):
+ pos += X
+ depth += aim * X
+ return pos * depth
+
+commands: list[Command] = [(c, int(q)) for c, q in (l.split() for l in open('2.in'))]
+print(part1(commands))
+print(part2(commands))