factor out sum function

2022-12-01 19:11:19 +01:00
parent b6a36aabd3
commit e2cfb6254d
2 changed files with 10 additions and 3 deletions
--- a/src/day_1.sh
+++ b/src/day_1.sh
@@ -23,9 +23,7 @@ p1() {

 p2() {
   read -ra cals <<< "$(cals_per_elf "$1")"
-   local result=0
-   for i in "${cals[@]: -3}"; do ((result+=i)); done
-   echo "$result"
+   utils.sum "${cals[@]: -3}"
 }

 p1 "$INPUT"