165 lines
4.3 KiB
Text
165 lines
4.3 KiB
Text
{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "373ed1db",
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"metadata": {},
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"source": [
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"# Exercise: Match the tarot cards!\n",
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"\n",
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"Given 2 decks of tarot cards, `deck1` and `deck2`, find all the matching pairs. The output should be a set of tuples `(idx1, idx2)` for every matching pair in `deck1`, `deck2`.\n",
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"\n",
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"For example:\n",
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"```\n",
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"deck1 = ['C', 'B', 'A']\n",
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"deck2 = ['A', 'C', 'B']\n",
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"```\n",
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"\n",
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"should return (in no particular order):\n",
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"\n",
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"```\n",
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"{(0, 1), (1, 2), (2, 0)}\n",
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"```\n",
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"\n",
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"1. Write an algorithm to match the tarot cards\n",
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"2. Compute the Big-O complexity of your algorithm\n"
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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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"id": "cf05b9c4",
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"-- Deck 1: --\n",
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" ['The Hierophant', 'Temperance', 'Wheel of Fortune', 'The Star', 'The Sun', 'The Tower', 'The Moon', 'Strength', 'The Hanged Man', 'The Hermit', 'The Devil', 'The Fool', 'The Magician', 'The Empress', 'Justice', 'The Lovers', 'The Emperor', 'The Chariot', 'The World', 'Judgement', 'Death', 'The High Priestess']\n",
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"-- Deck 2: --\n",
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" ['Wheel of Fortune', 'Justice', 'The World', 'Temperance', 'The Fool', 'The Tower', 'The Sun', 'The Moon', 'The Chariot', 'The Devil', 'The Empress', 'The Hanged Man', 'Strength', 'Judgement', 'The Hierophant', 'The Lovers', 'The Emperor', 'The Magician', 'The Hermit', 'The Star', 'The High Priestess', 'Death']\n"
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]
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}
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],
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"source": [
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"import random\n",
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"\n",
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"# List of tarot card names (Major Arcana)\n",
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"tarot_cards = [\n",
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" \"The Fool\", \"The Magician\", \"The High Priestess\", \"The Empress\", \"The Emperor\",\n",
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" \"The Hierophant\", \"The Lovers\", \"The Chariot\", \"Strength\", \"The Hermit\",\n",
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" \"Wheel of Fortune\", \"Justice\", \"The Hanged Man\", \"Death\", \"Temperance\",\n",
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" \"The Devil\", \"The Tower\", \"The Star\", \"The Moon\", \"The Sun\", \"Judgement\",\n",
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" \"The World\"\n",
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"]\n",
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"\n",
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"# Copy the list to create two separate decks\n",
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"deck1 = tarot_cards.copy()\n",
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"deck2 = tarot_cards.copy()\n",
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"\n",
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"# Shuffle both decks\n",
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"random.shuffle(deck1)\n",
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"random.shuffle(deck2)\n",
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"\n",
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"# Print the shuffled decks\n",
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"print(\"-- Deck 1: --\\n\", deck1)\n",
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"print(\"-- Deck 2: --\\n\", deck2)"
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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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"id": "48eb31e2",
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"metadata": {},
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"outputs": [],
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"source": [
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"def match_cards(deck1_, deck2_):\n",
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" res = []\n",
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" for i,card in enumerate(deck1_):\n",
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" idx2 = deck2_.index(card)\n",
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" res.append((i,idx2))\n",
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" return set(res)"
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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": null,
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"id": "01932720",
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"metadata": {},
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"outputs": [],
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"source": [
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"#O(n^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": 5,
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"id": "6dc5dbcf",
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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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"{(0, 14),\n",
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" (1, 3),\n",
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" (2, 0),\n",
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" (3, 19),\n",
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" (4, 6),\n",
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" (5, 5),\n",
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" (6, 7),\n",
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" (7, 12),\n",
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" (8, 11),\n",
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" (9, 18),\n",
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" (10, 9),\n",
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" (11, 4),\n",
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" (12, 17),\n",
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" (13, 10),\n",
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" (14, 1),\n",
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" (15, 15),\n",
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" (16, 16),\n",
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" (17, 8),\n",
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" (18, 2),\n",
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" (19, 13),\n",
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" (20, 21),\n",
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" (21, 20)}"
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]
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},
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"execution_count": 5,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"match_cards(deck1,deck2)"
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]
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},
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{
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"cell_type": "markdown",
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"id": "509dda71",
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"metadata": {},
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.13.6"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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