mirror of
https://gitlab.com/MisterBiggs/advent-of-code-2019.git
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part 2 solution
This commit is contained in:
parent
9dbe247a02
commit
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@ -21,68 +21,78 @@
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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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"execution_count": 37,
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"metadata": {},
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"outputs": [],
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"source": [
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"with open(\"C:\\Coding\\Advent Of Code 2019\\Day 2\\input.txt\") as input:\n",
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" sequence = list(map(int, input.read().split(\",\")))"
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" main_sequence = list(map(int, input.read().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": 6,
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"execution_count": 38,
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"metadata": {},
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"outputs": [],
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"source": [
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"sequence = [1,9,10,3,2,3,11,0,99,30,40,50]"
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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": 11,
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"metadata": {},
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"outputs": [],
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"source": [
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"def intcode(seq):\n",
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" opcode = seq[0]\n",
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" vals = seq[1:3]\n",
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" index = seq[3]\n",
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"def intcode(seq, offset=0):\n",
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" opcode = seq[0 + offset]\n",
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" if opcode == 99:\n",
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" return seq\n",
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" vals = [seq[seq[1 + offset]], seq[seq[2 + offset]]]\n",
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" index = seq[3 + offset]\n",
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" if index == 0:\n",
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" print(offset)\n",
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"\n",
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" if opcode == 1:\n",
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" seq[index] = sum(vals)\n",
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" return intcode(seq)\n",
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" return intcode(seq, offset + 4)\n",
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" elif opcode == 2:\n",
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" seq[index] = vals[0] * vals[1]\n",
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" return intcode(seq)\n",
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" elif opcode == 99:\n",
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" return seq\n",
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" return intcode(seq, offset + 4)\n",
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"\n",
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" else:\n",
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" raise \"invalid opcode\"\n",
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"\n"
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" # raise \"invalid opcode\"\n",
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" return seq"
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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": 12,
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"execution_count": 39,
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"metadata": {},
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"outputs": [
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{
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"ename": "IndexError",
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"evalue": "list assignment index out of range",
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"output_type": "error",
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"traceback": [
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"\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
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"\u001b[1;31mIndexError\u001b[0m Traceback (most recent call last)",
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"\u001b[1;32m<ipython-input-12-2e4fc025cfb0>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mintcode\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0msequence\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
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"\u001b[1;32m<ipython-input-11-f07b5c2f2048>\u001b[0m in \u001b[0;36mintcode\u001b[1;34m(seq)\u001b[0m\n\u001b[0;32m 6\u001b[0m \u001b[1;32mif\u001b[0m \u001b[0mopcode\u001b[0m \u001b[1;33m==\u001b[0m \u001b[1;36m1\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 7\u001b[0m \u001b[0mseq\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mindex\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0msum\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvals\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 8\u001b[1;33m \u001b[1;32mreturn\u001b[0m \u001b[0mintcode\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mseq\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 9\u001b[0m \u001b[1;32melif\u001b[0m \u001b[0mopcode\u001b[0m \u001b[1;33m==\u001b[0m \u001b[1;36m2\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 10\u001b[0m \u001b[0mseq\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mindex\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mvals\u001b[0m\u001b[1;33m[\u001b[0m\u001b[1;36m0\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m*\u001b[0m \u001b[0mvals\u001b[0m\u001b[1;33m[\u001b[0m\u001b[1;36m1\u001b[0m\u001b[1;33m]\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
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"\u001b[1;32m<ipython-input-11-f07b5c2f2048>\u001b[0m in \u001b[0;36mintcode\u001b[1;34m(seq)\u001b[0m\n\u001b[0;32m 5\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 6\u001b[0m \u001b[1;32mif\u001b[0m \u001b[0mopcode\u001b[0m \u001b[1;33m==\u001b[0m \u001b[1;36m1\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 7\u001b[1;33m \u001b[0mseq\u001b[0m\u001b[1;33m[\u001b[0m\u001b[0mindex\u001b[0m\u001b[1;33m]\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0msum\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mvals\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 8\u001b[0m \u001b[1;32mreturn\u001b[0m \u001b[0mintcode\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mseq\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 9\u001b[0m \u001b[1;32melif\u001b[0m \u001b[0mopcode\u001b[0m \u001b[1;33m==\u001b[0m \u001b[1;36m2\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
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"\u001b[1;31mIndexError\u001b[0m: list assignment index out of range"
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]
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"name": "stdout",
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"output_type": "stream",
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"text": "172\n"
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}
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],
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"source": [
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"intcode(sequence)"
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"for i in range(100):\n",
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" for j in range(100):\n",
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" sequence = main_sequence\n",
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" sequence[1] = i\n",
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" sequence[2] = j\n",
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" if intcode(sequence)[0] == 19690720:\n",
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" print(i,j)"
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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": 22,
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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": "[1, 171, 13, 0, 99]"
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},
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"execution_count": 22,
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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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"sequence[172:177]"
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]
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},
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{
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@ -1,25 +1,58 @@
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def intcode(seq, offset=0):
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opcode = seq[0 + offset]
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if opcode == 99:
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return seq
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vals = [seq[seq[1 + offset]], seq[seq[2 + offset]]]
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index = seq[3 + offset]
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# def intcode(seq, offset=0):
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# opcode = seq[0 + offset]
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# if opcode == 99:
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# return seq
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# vals = [seq[seq[1 + offset]], seq[seq[2 + offset]]]
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# index = seq[3 + offset]
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if opcode == 1:
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seq[index] = sum(vals)
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return intcode(seq, offset + 4)
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elif opcode == 2:
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seq[index] = vals[0] * vals[1]
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return intcode(seq, offset + 4)
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# if opcode == 1:
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# seq[index] = sum(vals)
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# return intcode(seq, offset + 4)
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# elif opcode == 2:
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# seq[index] = vals[0] * vals[1]
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# return intcode(seq, offset + 4)
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else:
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raise "invalid opcode"
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# else:
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# return seq
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with open("C:\Coding\Advent Of Code 2019\Day 2\input.txt") as input:
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sequence = list(map(int, input.read().split(",")))
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# with open("C:\Coding\Advent Of Code 2019\Day 2\input.txt") as input:
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# main_sequence = list(map(int, input.read().split(",")))
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sequence[1] = 12
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sequence[2] = 2
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# for i in range(100):
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# for j in range(100):
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# sequence = main_sequence
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# sequence[1] = j
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# sequence[2] = i
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# print(intcode(sequence)[0], i, j)
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# if intcode(sequence)[0] == 19690720:
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# print(i, j)
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# break
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OP = [
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int(x)
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for x in open("C:\Coding\Advent Of Code 2019\Day 2\input.txt").read().split(",")
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]
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for x1 in range(100):
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for x2 in range(100):
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P = [x for x in OP]
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P[1] = x1
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P[2] = x2
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ip = 0
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while True:
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opcode = P[ip]
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i1, i2, i3 = P[ip + 1], P[ip + 2], P[ip + 3]
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if opcode == 1:
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P[i3] = P[i1] + P[i2]
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elif opcode == 2:
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P[i3] = P[i1] * P[i2]
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else:
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assert opcode == 99
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break
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ip += 4
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if P[0] == 19690720:
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print(x1, x2)
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print(100 * x1 + x2)
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print(intcode(sequence))
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