1 files changed, 8 insertions, 0 deletions
diff --git a/day12.k b/day12.k
new file mode 100644
index 0000000..aab505f
--- /dev/null
+++ b/day12.k
@@ -0,0 +1,8 @@
+m:(.:'(d?'" ")#'d)!.:'(1+d?'">")_'d:0:`day12
+
+#{?,/x,m x}/,0
+
+-1+#{x^{?,/x,m x}/*x}\!m    / thanks @streetster_
+
+#?{v@<v:?,/x,m x}/',:'!m    / mine, but slow
+\\