From 1b70b7ad721e0c6886536281efafdda2879deb6c Mon Sep 17 00:00:00 2001
From: Ben Harris <bjh21@bjh21.me.uk>
Date: Sat, 4 May 2024 09:41:12 +0100
Subject: [PATCH] 04b done

---
 04/04b.bqn | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 04/04b.bqn

diff --git a/04/04b.bqn b/04/04b.bqn
new file mode 100644
index 0000000..8832e63
--- /dev/null
+++ b/04/04b.bqn
@@ -0,0 +1,15 @@
+Split←{
+  delims←𝕩∊",-"
+  blocknums ← +`delims
+  # Set entries in blocknums to -1 when they correspond with delims.
+  blocknums ↩ (¯1¨)⌾(delims⊸/) blocknums
+  blocknums⊔𝕩
+}
+
+Prep←{⍉>•ParseFloat¨¨Split¨𝕩}
+
+Main←{𝕊[x0,x1,y0,y1]:
+  +´((x0≤y1)∧(x1≥y0))∨((y0≤x1)∧(y1≥x0))
+}
+
+•Show Main Prep •file.Lines ⊑•args
-- 
2.30.2