Rename 2024 scripts for nicer ordering

2024/d08.py

@@ -0,0 +1,34 @@
+from lib import get_data
+from lib import Grid2D
+from itertools import combinations
+from collections import defaultdict
+
+data = get_data(__file__)
+g = Grid2D(data)
+
+d = defaultdict(list)
+
+for row in range(g.n_rows):
+    for col in range(g.n_cols):
+        p = (row, col)
+        if g[p] != ".":
+            d[g[p]].append((row, col))
+
+aa = set()
+bb = set()
+for coords in d.values():
+    for c, d in combinations(coords, 2):
+        bb.add(c)
+        bb.add(d)
+        for a, b in [(c, d), (d, c)]:
+            d = b[0] - a[0], b[1] - a[1]
+            a = b[0] + d[0], b[1] + d[1]
+            if g.contains(a):
+                aa.add(a)
+            a = b[0] + d[0], b[1] + d[1]
+            while g.contains(a):
+                bb.add(a)
+                a = a[0] + d[0], a[1] + d[1]
+
+print(len(aa))
+print(len(bb))