From 5c4f97c2cd5bd9ebfa7c84a440a78a8449645a6e Mon Sep 17 00:00:00 2001
From: Conor Hoekstra <codereport@outlook.com>
Date: Wed, 23 Feb 2022 12:52:54 -0500
Subject: Week 153 in APL

---
 challenge-153/conor-hoekstra/ch-1.apl | 6 ++++++
 challenge-153/conor-hoekstra/ch-2.apl | 5 +++++
 2 files changed, 11 insertions(+)
 create mode 100644 challenge-153/conor-hoekstra/ch-1.apl
 create mode 100644 challenge-153/conor-hoekstra/ch-2.apl

diff --git a/challenge-153/conor-hoekstra/ch-1.apl b/challenge-153/conor-hoekstra/ch-1.apl
new file mode 100644
index 0000000000..54b969fc95
--- /dev/null
+++ b/challenge-153/conor-hoekstra/ch-1.apl
@@ -0,0 +1,6 @@
+⍝ Left factorials from 1 to 10
+{+/!¯1+⍳⍵}¨⍳10
+
+⍝ Output
+1 2 4 10 34 154 874 5914 46234 409114
+
diff --git a/challenge-153/conor-hoekstra/ch-2.apl b/challenge-153/conor-hoekstra/ch-2.apl
new file mode 100644
index 0000000000..f3664382e4
--- /dev/null
+++ b/challenge-153/conor-hoekstra/ch-2.apl
@@ -0,0 +1,5 @@
+factorian ← {⍵=+/!10(⊥⍣¯1)⍵}
+
+⍝ Tests
+factorian ¨ 145 123 ⍝ 1 0
+
-- 
cgit