97 lines
1.7 KiB
Text
97 lines
1.7 KiB
Text
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {},
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"outputs": [],
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"source": [
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"import System.IO\n",
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"\n",
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"handle <- openFile \"01.txt\" ReadMode \n",
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"puzzle <- hGetContents handle \n",
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"let plines = lines puzzle\n",
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"\n",
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"int x = read x :: Int"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Day 01"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Puzzle 1"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"259716"
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]
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},
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"metadata": {},
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"output_type": "display_data"
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}
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],
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"source": [
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"let nums = map int plines\n",
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" in head [a*b | a <- nums, b <- nums, a + b == 2020]"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Puzzle 2"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 3,
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"120637440"
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]
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},
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"metadata": {},
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"output_type": "display_data"
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}
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],
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"source": [
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"let nums = map int plines\n",
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" in head [a*b*c | a <- nums, b <- nums, c <- nums, a + b + c == 2020]"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Haskell",
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"language": "haskell",
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"name": "haskell"
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},
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"language_info": {
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"codemirror_mode": "Haskell",
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"file_extension": ".hs",
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"mimetype": "text/x-haskell",
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"name": "haskell",
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"pygments_lexer": "Haskell",
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"version": "8.8.4"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 4
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}
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