day 2

02.py

@@ -0,0 +1,51 @@
+from typing import Dict, Tuple
+
+
+data = """
+A Y
+B X
+C Z
+""".strip().splitlines()
+
+
+with open("02.txt") as f:
+    data = f.readlines()
+    pass
+
+res: Dict[Tuple[str, str], int] = {
+    ("A", "X"): 3,
+    ("B", "Y"): 3,
+    ("C", "Z"): 3,
+
+    ("A", "Z"): 0,
+    ("B", "X"): 0,
+    ("C", "Y"): 0,
+
+    ("A", "Y"): 6,
+    ("B", "Z"): 6,
+    ("C", "X"): 6,
+}
+
+s = 0
+for l in data:
+    a, b = l.strip().split(" ")
+    s1 = dict(X = 1, Y = 2, Z = 3)[b]
+    s2 = res[a, b]
+    print(s1, s2)
+    s += s1 + s2
+
+print(s)
+
+s = 0
+for l in data:
+    a, b = l.strip().split(" ")
+    s1 = dict(X = 0, Y = 3, Z = 6)[b]
+    for c in "XYZ":
+        if res[a, c] == s1:
+            r1 = dict(X = 1, Y = 2, Z = 3)[c]
+            r2 = s1
+            print(r1, r2)
+            s += r1 + r2
+            continue
+
+print(s)