Advent of Code 2019

http://adventofcode.com/2019

Solutions with PHP 7.2 and Symfony

Install

• ddev start
• ddev ssh
• composer install
• cp .env.local.dist .env.local
  • set AOC_SESSION to the value of your session cookie in order to download the days puzzle input
• php bin/console doctrine:migrations:migrate
• yarn install
• yarn encore dev
• visit https://adventofcode-2019.ddev.site/ and select a day

Usage

• Add a new solution: php bin/console make:daysolver

Inital setup

• ddev config
• ddev ssh
• composer create-project symfony/website-skeleton adventofcode-2019
• composer require annotations
• php bin/console make:controller web
• php bin/console make:controller puzzle --no-template
• php bin/console make:controller day01 --no-template
• composer require symfony/webpack-encore-bundle
• yarn install
• yarn add jquery

Lessons learnt

• In PHP the switch statement is considered a looping structure for the purposes of continue.