04

04/04-2.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+file = "./input.txt"
+#file = "./ex.txt"
+from time import time
+import re
+start_time = time()
+
+def caesar_chiffre(text, verschiebung):
+    ergebnis = ""
+    for char in text:
+        if char.isalpha():
+            ascii_offset = 65 if char.isupper() else 97
+            verschobener_ascii = (ord(char) - ascii_offset + verschiebung) % 26 + ascii_offset
+            ergebnis += chr(verschobener_ascii)
+        else:
+            ergebnis += char
+    return ergebnis
+
+def de_chiffre(txt:str, rot:int)-> str:
+    result = []
+    txt = txt.split("-")
+    for part in txt:
+        result.append(caesar_chiffre(part, rot))
+    return " ".join(result)
+
+if __name__ == "__main__":
+    sol = 0
+    input_file = open(file, "r")
+    for line in input_file:
+        line = line.strip()
+        if line == "":
+            continue
+        else:
+            pat = r'^([a-z-]+)-(\d+)\[([a-z]+)\]$'
+            match = re.match(pat,line)
+            out_txt = de_chiffre(match.group(1), int(match.group(2)))
+            if "north" in out_txt:
+                print(f"{out_txt} - {match.group(2)}")
+    input_file.close()
+
+    print(f'Runtime: {time()-start_time:.4f} s')