From e99579328003d3e4712b574f45e1fa2d55c7d573 Mon Sep 17 00:00:00 2001
From: Abigail <abigail@abigail.be>
Date: Fri, 29 Jan 2021 20:31:33 +0100
Subject: No need to split a string into individual characters

---
 challenge-097/abigail/awk/ch-1.awk | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/challenge-097/abigail/awk/ch-1.awk b/challenge-097/abigail/awk/ch-1.awk
index a33507ee33..c93f4a123e 100644
--- a/challenge-097/abigail/awk/ch-1.awk
+++ b/challenge-097/abigail/awk/ch-1.awk
@@ -32,13 +32,12 @@ BEGIN {
 }
 
 {
-    split($0, letters, "")
     out = ""
     #
     # Iterate over the individual letters, shifting capital letters
     #
     for (i = 1; i <= length (letters); i ++) {
-        char = letters [i]
+        char = substr ($0, i, 1)
         if (ord [char]) {
             n = ord [char] - shift
             if (n < ORD_A) {
-- 
cgit