AdventOfCode/Python/day5/solution.ipynb

120 lines
2.3 KiB
Text
Raw Normal View History

2020-11-29 12:08:08 +01:00
{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
"import re"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"# Get puzzle input from input file\n",
"\n",
"puzzle_input = open(\"input\").read().split(\"\\n\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Part 1 #"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"238\n"
]
}
],
"source": [
"double_letter_test = re.compile(r\"(.)\\1\", re.IGNORECASE)\n",
"unnice_test = re.compile(r\"ab|cd|pq|xy\", re.IGNORECASE)\n",
"\n",
"def filter_function_part_one(line: str) -> bool:\n",
" return (sum(map(line.lower().count, \"aeiou\")) >= 3) and bool(not unnice_test.search(line)) and bool(double_letter_test.search(line))\n",
"\n",
"filtered_lines = list(filter(\n",
" filter_function_part_one,\n",
" puzzle_input\n",
"))\n",
"print(len(filtered_lines))"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Part 2 #"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"69\n"
]
}
],
"source": [
"def filter_function_part_two(line: str) -> bool:\n",
" return re.findall(r\"(..).*\\1\", line) and re.findall(r\"(.).\\1\", line)\n",
"\n",
"filtered_lines = filter(\n",
" filter_function_part_two,\n",
" puzzle_input\n",
")\n",
"print(len(list(filtered_lines)))"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.6"
}
},
"nbformat": 4,
"nbformat_minor": 4
}