Published
Edited
Dec 3, 2019
1 star
Advent of Code 2019, https://adventofcode.com/2019Day 3, Advent of Code 2019Day 4, Advent of Code 2019Day 5, Advent of Code 2019,Day 6, Advent of Code 2019Day 7, Advent of Code 2019Day 8, Advent of Code 2019Day 9, Advent of Code 2019, Sensor BoostDay 10, Advent of Code 2019Day 11: Space Police, Advent of Code 2019Day 12: n bodies, Advent of Code 2019Day 13: Care Package, Advent of Code 2019Day 14, Space Stoichiometry, Advent of Code 2019Day 15: Oxygen System, Advent of Code 2019Day 17: Set and Forget, Advent of Code, 2019
Day 2, Advent of Code 2019,
answer(12,2)
answer = function (noun, verb) {
let input = puzzleInput.split(",");
input[1] = noun;
input[2] = verb;
return intcomp(input)[0]
}
function intcomp (a) {
let out = a.map(v=>v*1.0);
let v, x, y1, y2, p, i;
for (i=0; i<a.length; i += 4) {
v = out[i];
if (v == 99) break
y1 = out[out[i+1]]; y2 = out[out[i+2]]; p = out[i+3];
if (v == 1) x = y1 + y2;
else if (v == 2) x = y1 * y2;
else x = -999;
out[p] = x;
}
return out
}
intcomp('1,0,0,0,99'.split(","))
function sum (a) { return a.reduce((a,b)=>a+b,0) }
find = {
let verb, noun;
for (verb = 0; verb < 100; verb++) {
for (noun = 0; noun < 100; noun++) {
if (answer(noun, verb) == 19690720) return 100 * noun + verb;
}
}
return 'not found'
}
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