Start translating to ysh.

2023/1/1/solution.sh

@@ -1,26 +0,0 @@
-#!/usr/bin/env bash
-
-set -o errexit
-set -o nounset
-set -o pipefail
-if [[ "${TRACE-0}" == "1" ]]; then
-  set -o xtrace
-fi
-
-cd "$(dirname "$0")"
-
-main ()
-{
-  declare -a components
-  declare -i result=0
-  while read -r line; do
-    mapfile -t matches <<< "$(grep -o '[[:digit:]]' <<< "${line}")"
-    components+=("${matches[0]}${matches[-1]}")
-  done < input.txt
-  for value in "${components[@]}"; do
-    (( result += value ))
-  done
-  echo "${result}"
-}
-
-main