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adventofcode2020
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finish day 2 problems

This commit is contained in:
Vicky Steeves 2020-12-02 13:29:06 -05:00
parent 517e93c440
commit 9543a4582c
2 changed files with 1109 additions and 0 deletions
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1000
day02-input.txt Normal file
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day02.ipynb Normal file
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{
"cells": [
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"import re"
]
},
{
"cell_type": "code",
"execution_count": 40,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"640\n"
]
}
],
"source": [
"passwords = open('day02-input.txt')\n",
"\n",
"valid_pass = 0\n",
"\n",
"for passw in passwords:\n",
" policy = re.match(r\"(\\d+)-(\\d+) (.): (.*)\", passw).groups()\n",
" min = int(policy[0])\n",
" max = int(policy[1])\n",
" pass_char = policy[2]\n",
" password = policy[3]\n",
" counter = 0\n",
" for x in password:\n",
" if x == pass_char:\n",
" counter += 1\n",
" if min <= counter <= max:\n",
" valid_pass +=1\n",
"\n",
"print(valid_pass)"
]
},
{
"cell_type": "code",
"execution_count": 42,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"472\n"
]
}
],
"source": [
"passwords = open('day02-input.txt')\n",
"\n",
"valid_pass = 0\n",
"\n",
"for passw in passwords:\n",
" policy = re.match(r\"(\\d+)-(\\d+) (.): (.*)\", passw).groups()\n",
" i1 = int(policy[0])\n",
" i2 = int(policy[1])\n",
" pass_char = policy[2]\n",
" password = policy[3]\n",
" if password[i1-1] == pass_char:\n",
" if password[i2-1] != pass_char:\n",
" valid_pass += 1\n",
" else:\n",
" if password[i2-1] == pass_char:\n",
" valid_pass += 1\n",
"\n",
"print(valid_pass)"
]
},
{
"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": "3.8.5"
}
},
"nbformat": 4,
"nbformat_minor": 4
}