Light Clean up
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Tobias Kessels committed
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@@ -1,18 +0,0 @@
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"language_info": {
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"name": "python"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}
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+28
-72
@@ -2,21 +2,20 @@
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 336,
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"execution_count": 13,
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"metadata": {},
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"outputs": [],
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"source": [
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"input = r'''0 1 10 99 999'''\n",
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"input = r'''125 17'''\n",
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"#input = r'''0 1 10 99 999'''\n",
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"#input = r'''125 17'''\n",
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"input = r'''475449 2599064 213 0 2 65 5755 51149'''\n",
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"\n",
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"\n",
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"stones = {int(x):1 for x in input.split()}\n"
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"stones = {int(x):1 for x in input.split()}"
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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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"execution_count": 14,
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"metadata": {},
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"outputs": [],
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"source": [
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@@ -40,17 +39,29 @@
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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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"execution_count": 15,
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"metadata": {},
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"outputs": [],
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"outputs": [
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{
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"data": {
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"text/plain": [
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"193269"
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]
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},
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"execution_count": 15,
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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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"for i in range(75):\n",
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" stones=step(stones)\n"
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"for i in range(25):\n",
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" stones=step(stones)\n",
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"sum(stones.values())"
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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": 269,
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"execution_count": 16,
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"metadata": {},
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"outputs": [
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{
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@@ -59,77 +70,22 @@
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"228449040027793"
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]
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},
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"execution_count": 269,
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"execution_count": 16,
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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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"stones = {int(x):1 for x in input.split()}\n",
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"for i in range(75):\n",
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" stones=step(stones)\n",
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"sum(stones.values())"
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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": 459,
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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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293: 2126708, 642: 1Line truncated
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"3811\n"
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]
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}
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],
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"source": [
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"print(stones)\n",
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"stones=step(stones)\n",
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" \n",
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"print(len(stones))"
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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": 271,
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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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"defaultdict(<class 'int'>, {2: 1, 0: 1})\n"
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]
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}
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],
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"source": [
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"from collections import defaultdict\n",
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"\n",
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"def step(stones):\n",
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" output = defaultdict(int) # Use defaultdict with int, which defaults to 0\n",
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" for stone, count in stones.items(): # Iterate over the dictionary of stones with their counts\n",
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" if stone == 0:\n",
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" output[1] += count # Zero turns into 1, add the count to the 1 key\n",
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" elif (tx_stone := str(stone)) and len(tx_stone) % 2 == 0:\n",
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" half = len(tx_stone) // 2\n",
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" left = int(tx_stone[:half])\n",
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" right = int(tx_stone[half:])\n",
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" output[left] += count # Add the count to the left split part\n",
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" output[right] += count # Add the count to the right split part\n",
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" else:\n",
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" output[stone * 2024] += count # Multiply by 2024 and add to the count for that stone\n",
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" return output\n",
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"\n",
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"# Example usage:\n",
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"stones = {20: 1} # Example input: stone values and their counts\n",
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"result = step(stones)\n",
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"print(result)"
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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": "pdf",
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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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@@ -143,7 +99,7 @@
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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": "3.12.7"
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"version": "3.8.10"
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}
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},
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"nbformat": 4,
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