+++ /dev/null
-#!/bin/bash
-
-# read the file straight in for gits and shiggles
-declare -a data
-read -a data -d $'\0' < input.txt
-
-echo "Got ${#data[*]} records"
-
-for a in $(seq 0 $((${#data[*]}-3))); do
- progress=$(($((a * 100)) / ${#data[*]}))
- echo -ne "\r${progress}% through"
- for b in $(seq $((a+1)) $((${#data[*]}-2))); do
- for c in $(seq $((a+2)) $((${#data[*]}-1))); do
- if [ $((${data[$a]} + ${data[$b]} + ${data[$c]})) -eq 2020 ]; then
- echo -e "\r100% done "
- echo "Match found: ${data[$a]} + ${data[$b]} + ${data[$c]} = 2020"
- echo "Multiplied: $((${data[$a]} * ${data[$b]} * ${data[$c]}))"
- exit 0
- fi
- done
- done
-done