six sigma black belt enterprise

1 files changed, 18 insertions, 0 deletions

diff --git a/2023/13/solve.py b/2023/13/solve.py
new file mode 100644
index 0000000..fc17d79
--- /dev/null
+++ b/2023/13/solve.py
@@ -0,0 +1,18 @@
+B = [l.splitlines() for l in open("input").read().strip().split("\n\n")]
+
+
+def solve(ls, delta):
+    for row in range(1, len(ls)):
+        errors = 0
+        for prev, next in zip(ls[:row][::-1], ls[row:]):
+            for p, n in zip(prev, next):
+                if p == n:
+                    continue
+                errors += 1
+        if errors == delta:
+            return row
+    return 0
+
+
+print(sum(solve([*zip(*ls)], 0) + solve(ls, 0) * 100 for ls in B))
+print(sum(solve([*zip(*ls)], 1) + solve(ls, 1) * 100 for ls in B))