aoc


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#!/bin/bash

DAY="${1}"
INPUT="${2:-input.txt}"

if [ -z "${DAY}" ]; then
    echo "usage: ${0} day01"
    exit 1
fi

set -euo pipefail

cd "${DAY}"
if [ ! -f "${INPUT}" ]; then
    echo "${INPUT} not found in ${DAY}"
    exit 1
fi

ghc ../utils.hs main.hs && (cat "${INPUT}" | ./main)