[Python/2016] Move solutions into .py files

Python/2016/18.py

@@ -0,0 +1,27 @@
+from lib import *
+
+input = read_input(2016, 18).strip()
+
+
+def next_row(row):
+    return "".join(".^"[a != b] for a, b in zip("." + row[:-1], row[1:] + "."))
+
+
+row = input
+out = 0
+for _ in range(40):
+    out += row.count(".")
+    row = next_row(row)
+print(out)
+
+
+def next_row(row):
+    return "".join(".^"[a != b] for a, b in zip("." + row[:-1], row[1:] + "."))
+
+
+row = input
+out = 0
+for _ in range(400000):
+    out += row.count(".")
+    row = next_row(row)
+print(out)