[Python/2017] Move solutions into .py files

Python/2017/25.py

@@ -0,0 +1,32 @@
+from lib import *
+
+input = read_input(2017, 25)
+
+lines = input.splitlines()
+
+
+state = lines[0].split()[-1].strip(".")
+n = int(lines[1].split()[-2])
+tm = {}
+on = set()
+p = 0
+for s in map(str.splitlines, input.split("\n\n")[1:]):
+    tm[s[0].split()[-1].strip(":")] = [
+        (
+            int(s[i * 4 + 2].split()[-1].strip(".")),
+            -1 if s[i * 4 + 3].split()[-1] == "left." else 1,
+            s[i * 4 + 4].split()[-1].strip("."),
+        )
+        for i in range(2)
+    ]
+
+for _ in range(n):
+    s = tm[state][p in on]
+    if s[0]:
+        on.add(p)
+    else:
+        on.discard(p)
+    p += s[1]
+    state = s[2]
+
+print(len(on))