Added Code for Aufgabe 1

Aufgabe01.py

+def addieren(p1, p2):
+    p3 = dict(p1)
+    for i, a in p2.items():
+        p3[i] = p3.get(i, 0) + a
+    return p3
+
+def multiplizieren(p1, p2):
+    p3 = {}
+    for i, a in p1:
+        for j, b in p2:
+            p3[i+j] = p3.get(i*j, 0) + a * b
+    return p3
+
+def auswerten(p1, x):
+    return sum([a * x**i for i, a in p1.items()])