08-2 fertig

08/08-2a.py

@@ -0,0 +1,80 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from time import time
+from itertools import chain
+
+startzeit = time()
+dic = {}
+rl = ""
+source = []
+counter = 0
+all_end_z = False
+
+# parse input
+input_file = open("input", "r")
+for line in input_file:
+    line = line.strip()
+    if line == "":
+        continue
+    elif "=" in line:
+        line = line.split("=")
+        dic[line[0].strip()] = line[1].replace("(", "").replace(")", "").replace(" ", "").split(",")
+    else:
+        rl = line
+input_file.close()
+
+
+def left_or_right(zahl):
+    j = zahl % len(rl)
+    return rl[j]
+
+
+for key in dic.keys():
+    if key.endswith("A"):
+        source.append(key)
+
+print("Start:", source)
+
+loops = []
+for s in source:
+    counter = 0
+    zcount = 0
+    ss = s
+    out = []
+    while zcount < 1:
+        x = left_or_right(counter)
+        counter += 1
+        if x == "R":
+            ss = dic[ss][1]
+        elif x == "L":
+            ss = dic[ss][0]
+        out.append(ss)
+        if ss.endswith("Z"):
+            zcount += 1
+            print(s, counter)
+            loops.append(counter)
+print(loops)
+
+teiler_liste = []
+for n in loops:
+    li = []
+    for i in chain([2], range(3, n // 2 + 1, 2)):
+        while n % i == 0:
+            li.append(i)
+            teiler_liste.append(i)
+            n = n // i
+        if i > n:
+            break
+    if not li:
+        teiler_liste.append(n)
+
+print("Teilerliste:", teiler_liste)
+
+unique_teiler = []
+for teiler in teiler_liste:
+    if teiler not in unique_teiler:
+        unique_teiler.append(teiler)
+solution = 1
+for tt in unique_teiler:
+    solution *= tt
+print("Lösung:", solution)