[Python/2016] Move solutions into .py files

Python/2016/07.py

@@ -0,0 +1,59 @@
+from lib import *
+
+input = read_input(2016, 7)
+
+
+def check(ip):
+    tmp = ""
+    c = 0
+    ok = False
+    for x in ip:
+        tmp += x
+        if x == "[":
+            c += 1
+            tmp = ""
+        elif x == "]":
+            c -= 1
+            tmp = ""
+        elif len(tmp) >= 4:
+            if tmp[-1] == tmp[-4] and tmp[-2] == tmp[-3] and tmp[-1] != tmp[-2]:
+                if c:
+                    return False
+                ok = True
+    return ok
+
+
+print(sum(check(line) for line in input.splitlines()))
+
+
+def check(ip):
+    supernet = []
+    hypernet = []
+    tmp = ""
+    c = 0
+    for x in ip:
+        k = tmp
+        tmp += x
+        if x == "[":
+            if k:
+                [hypernet, supernet][not c].append(k)
+            c += 1
+            tmp = ""
+        elif x == "]":
+            if k:
+                [hypernet, supernet][not c].append(k)
+            c -= 1
+            tmp = ""
+    if tmp:
+        [hypernet, supernet][not c].append(tmp)
+
+    for sup in supernet:
+        for i in range(len(sup) - 2):
+            if sup[i] != sup[i + 2] or sup[i] == sup[i + 1]:
+                continue
+            if any(sup[i + 1] + sup[i] + sup[i + 1] in hyp for hyp in hypernet):
+                return True
+    return False
+
+
+print(sum(check(line) for line in input.splitlines()))