Solve 2015 days 11-14.

2015/d13.py

@@ -0,0 +1,35 @@
+from itertools import permutations
+data = open(0).read().strip()
+
+part_2 = False
+
+people = set()
+scores = {}
+for line in data.splitlines():
+    a, _, wl, score, _, _, _, _, _, _, b = line.split()
+    b = b.replace(".", "")
+    score = int(score)
+    if wl == "lose":
+        score = -score
+    people.add(a)
+    people.add(b)
+    scores[(a, b)] = score
+    if part_2:
+        scores[(a, "me")] = 0
+        scores[("me", a)] = 0
+        scores[(b, "me")] = 0
+        scores[("me", b)] = 0
+
+if part_2:
+    people.add("me")
+
+max_score = 0
+for p in permutations(list(people)):
+    s = 0
+    for i in range(len(p)):
+        a, b = p[i], p[(i + 1) % len(p)]
+        s += scores[(a, b)]
+        s += scores[(b, a)]
+    max_score = max(max_score, s)
+
+print(max_score)