Day 7
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "day7"
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version = "0.1.0"
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dependencies = [
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"icc",
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"itertools",
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]
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[[package]]
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name = "either"
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version = "1.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
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[[package]]
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name = "icc"
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version = "1.0.0"
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[[package]]
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name = "itertools"
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version = "0.10.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a9a9d19fa1e79b6215ff29b9d6880b706147f16e9b1dbb1e4e5947b5b02bc5e3"
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dependencies = [
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"either",
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]
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[package]
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name = "day7"
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version = "0.1.0"
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edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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icc = { path = "../icc", version = "1.0.0"}
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itertools = "0.10.3"
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use std::collections::VecDeque;
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use itertools::Itertools;
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fn main() {
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let program = vec![3,8,1001,8,10,8,105,1,0,0,21,38,63,88,97,118,199,280,361,442,99999,3,9,1002,9,3,9,101,2,9,9,1002,9,4,9,4,9,99,3,9,101,3,9,9,102,5,9,9,101,3,9,9,1002,9,3,9,101,3,9,9,4,9,99,3,9,1002,9,2,9,1001,9,3,9,102,3,9,9,101,2,9,9,1002,9,4,9,4,9,99,3,9,102,2,9,9,4,9,99,3,9,102,4,9,9,101,5,9,9,102,2,9,9,101,5,9,9,4,9,99,3,9,1002,9,2,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,101,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,99,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,1001,9,2,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,1,9,4,9,99,3,9,1002,9,2,9,4,9,3,9,1002,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,1,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,99,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1002,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,1,9,9,4,9,99,3,9,101,1,9,9,4,9,3,9,101,1,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,99];
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let mut max_storage = 0;
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let mut max_settings: Vec<i32> = Vec::new();
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{
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let settings = vec![0, 1, 2, 3, 4];
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// Cheese.
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for permutation in settings.into_iter().permutations(5) {
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//println!("{:?}", permutation);
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let storage = run_amplifiers(&program, permutation.clone());
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if storage > max_storage {
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max_storage = storage;
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max_settings = permutation.clone();
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}
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}
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println!("[Part 1] Settings {:?} produced a value of {}", max_settings, max_storage);
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}
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{
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let settings = vec![5, 6, 7, 8, 9];
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for permutation in settings.into_iter().permutations(5) {
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let storage = run_feedback_amplifiers(&program, permutation.clone());
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if storage > max_storage {
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max_storage = storage;
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max_settings = permutation.clone();
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}
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}
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println!("[Part 2] Settings {:?} produced a value of {}", max_settings, max_storage);
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}
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}
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fn run_amplifiers(program: &Vec<i32>, settings: Vec<i32>) -> i32 {
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let mut storage: i32 = 0;
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for setting in settings {
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let mut input = VecDeque::from([setting, storage]);
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let mut output: Vec<i32> = Vec::new();
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icc::simulate(&mut program.clone(), &mut input, &mut output, 0);
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storage = output[0];
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}
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return storage;
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}
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fn run_feedback_amplifiers(program: &Vec<i32>, settings: Vec<i32>) -> i32 {
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let amplifiers = [
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// program, input signal, entrypoint, setting
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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];
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let mut iter: i32 = 0;
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loop {
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for (index, setting) in settings.iter().enumerate() {
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match amplifiers[index].3 {
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icc::Status::Finished => {
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if index == 4 {
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// the output of amplifier 4 is stored on the input of amplifier 0
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return *amplifiers[0].1;
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}
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continue;
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},
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_ => {}
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}
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println!("[Iter {}] Running amplifier {} from instruction {}", iter, index, *amplifiers[index].2);
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let mut input = if iter == 0 {
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VecDeque::from([*setting, *amplifiers[index].1])
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} else {
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VecDeque::from([*amplifiers[index].1])
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};
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let mut output: Vec<i32> = Vec::new();
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let result = icc::simulate(amplifiers[index].0, &mut input, &mut output, *amplifiers[index].2);
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match result.status {
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icc::Status::WaitingForInput => {
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println!("[Iter {}] Amplifier {} is waiting for input", iter, index);
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},
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_ => {},
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}
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let amp_index = (index+1) % settings.len();
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*amplifiers[amp_index].1 = output[0];
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println!("[Iter {}] Amplifier {}->{}: {}", iter, index, amp_index, output[0]);
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*amplifiers[index].2 = result.instruction;
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*amplifiers[index].3 = result.status;
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}
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iter += 1;
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn example_1() {
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let program = vec![3,15,3,16,1002,16,10,16,1,16,15,15,4,15,99,0,0];
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let settings = vec![4, 3, 2, 1, 0];
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assert_eq!(run_amplifiers(&program, settings), 43210);
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}
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#[test]
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fn example_2() {
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let program = vec![3,23,3,24,1002,24,10,24,1002,23,-1,23,101,5,23,23,1,24,23,23,4,23,99,0,0];
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let settings = vec![0,1,2,3,4];
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assert_eq!(run_amplifiers(&program, settings), 54321);
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}
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#[test]
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fn example_3() {
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let program = vec![3,31,3,32,1002,32,10,32,1001,31,-2,31,1007,31,0,33,1002,33,7,33,1,33,31,31,1,32,31,31,4,31,99,0,0,0];
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let settings = vec![1,0,4,3,2];
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assert_eq!(run_amplifiers(&program, settings), 65210);
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}
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#[test]
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fn part2_example_1() {
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let program = vec![3,26,1001,26,-4,26,3,27,1002,27,2,27,1,27,26,27,4,27,1001,28,-1,28,1005,28,6,99,0,0,5];
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let settings = vec![9,8,7,6,5];
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assert_eq!(run_feedback_amplifiers(&program, settings), 139629729);
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}
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#[test]
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fn part2_example_2() {
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let program = vec![3,52,1001,52,-5,52,3,53,1,52,56,54,1007,54,5,55,1005,55,26,1001,54,-5,54,1105,1,12,1,53,54,53,1008,54,0,55,1001,55,1,55,2,53,55,53,4,53,1001,56,-1,56,1005,56,6,99,0,0,0,0,10];
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let settings = vec![9,7,8,5,6];
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assert_eq!(run_feedback_amplifiers(&program, settings), 18216);
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}
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}
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@ -0,0 +1 @@
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kienan@monolith.244424:1652264161
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@ -0,0 +1,132 @@
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use std::collections::VecDeque;
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use itertools::Itertools;
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fn main() {
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let program = vec![3,8,1001,8,10,8,105,1,0,0,21,38,63,88,97,118,199,280,361,442,99999,3,9,1002,9,3,9,101,2,9,9,1002,9,4,9,4,9,99,3,9,101,3,9,9,102,5,9,9,101,3,9,9,1002,9,3,9,101,3,9,9,4,9,99,3,9,1002,9,2,9,1001,9,3,9,102,3,9,9,101,2,9,9,1002,9,4,9,4,9,99,3,9,102,2,9,9,4,9,99,3,9,102,4,9,9,101,5,9,9,102,2,9,9,101,5,9,9,4,9,99,3,9,1002,9,2,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,101,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,99,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,1001,9,2,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,1,9,4,9,99,3,9,1002,9,2,9,4,9,3,9,1002,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,1,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,102,2,9,9,4,9,99,3,9,102,2,9,9,4,9,3,9,101,1,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1002,9,2,9,4,9,3,9,102,2,9,9,4,9,3,9,1002,9,2,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,2,9,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,1,9,9,4,9,99,3,9,101,1,9,9,4,9,3,9,101,1,9,9,4,9,3,9,101,1,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,3,9,101,2,9,9,4,9,3,9,102,2,9,9,4,9,3,9,1001,9,1,9,4,9,3,9,1001,9,2,9,4,9,99];
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let mut max_storage = 0;
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let mut max_settings: Vec<i32> = Vec::new();
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{
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let settings = vec![0, 1, 2, 3, 4];
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// Cheese.
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for permutation in settings.into_iter().permutations(5) {
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//println!("{:?}", permutation);
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let storage = run_amplifiers(&program, permutation.clone());
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if storage > max_storage {
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max_storage = storage;
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max_settings = permutation.clone();
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}
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}
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println!("[Part 1] Settings {:?} produced a value of {}", max_settings, max_storage);
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}
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{
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let settings = vec![5, 6, 7, 8, 9];
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for permutation in settings.into_iter().permutations(5) {
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let storage = run_feedback_amplifiers(&program, permutation.clone());
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if storage > max_storage {
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max_storage = storage;
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max_settings = permutation.clone();
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}
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}
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println!("[Part 2] Settings {:?} produced a value of {}", max_settings, max_storage);
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}
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}
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fn run_amplifiers(program: &Vec<i32>, settings: Vec<i32>) -> i32 {
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let mut storage: i32 = 0;
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for setting in settings {
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let mut input = VecDeque::from([setting, storage]);
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let mut output: Vec<i32> = Vec::new();
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icc::simulate(&mut program.clone(), &mut input, &mut output, 0);
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storage = output[0];
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}
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return storage;
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}
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fn run_feedback_amplifiers(program: &Vec<i32>, settings: Vec<i32>) -> i32 {
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let amplifiers = [
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// program, input signal, entrypoint, setting
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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(&mut program.clone(), &mut 0, &mut 0usize, &mut icc::Status::Running),
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];
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let mut iter: i32 = 0;
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loop {
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for (index, setting) in settings.iter().enumerate() {
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match amplifiers[index].3 {
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icc::Status::Finished => {
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if index == 4 {
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// the output of amplifier 4 is stored on the input of amplifier 0
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return *amplifiers[0].1;
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}
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continue;
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},
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_ => {}
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}
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println!("[Iter {}] Running amplifier {} from instruction {}", iter, index, *amplifiers[index].2);
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let mut input = if iter == 0 {
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VecDeque::from([*setting, *amplifiers[index].1])
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} else {
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VecDeque::from([*amplifiers[index].1])
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};
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let mut output: Vec<i32> = Vec::new();
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let result = icc::simulate(amplifiers[index].0, &mut input, &mut output, *amplifiers[index].2);
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match result.status {
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icc::Status::WaitingForInput => {
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println!("[Iter {}] Amplifier {} is waiting for input", iter, index);
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},
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_ => {},
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}
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let amp_index = (index+1) % settings.len();
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*amplifiers[amp_index].1 = output[0];
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println!("[Iter {}] Amplifier {}->{}: {}", iter, index, amp_index, output[0]);
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||||||
|
*amplifiers[index].2 = result.instruction;
|
||||||
|
*amplifiers[index].3 = result.status;
|
||||||
|
}
|
||||||
|
iter += 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[cfg(test)]
|
||||||
|
mod tests {
|
||||||
|
use super::*;
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn example_1() {
|
||||||
|
let program = vec![3,15,3,16,1002,16,10,16,1,16,15,15,4,15,99,0,0];
|
||||||
|
let settings = vec![4, 3, 2, 1, 0];
|
||||||
|
assert_eq!(run_amplifiers(&program, settings), 43210);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn example_2() {
|
||||||
|
let program = vec![3,23,3,24,1002,24,10,24,1002,23,-1,23,101,5,23,23,1,24,23,23,4,23,99,0,0];
|
||||||
|
let settings = vec![0,1,2,3,4];
|
||||||
|
assert_eq!(run_amplifiers(&program, settings), 54321);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn example_3() {
|
||||||
|
let program = vec![3,31,3,32,1002,32,10,32,1001,31,-2,31,1007,31,0,33,1002,33,7,33,1,33,31,31,1,32,31,31,4,31,99,0,0,0];
|
||||||
|
let settings = vec![1,0,4,3,2];
|
||||||
|
assert_eq!(run_amplifiers(&program, settings), 65210);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn part2_example_1() {
|
||||||
|
let program = vec![3,26,1001,26,-4,26,3,27,1002,27,2,27,1,27,26,27,4,27,1001,28,-1,28,1005,28,6,99,0,0,5];
|
||||||
|
let settings = vec![9,8,7,6,5];
|
||||||
|
assert_eq!(run_feedback_amplifiers(&program, settings), 139629729);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn part2_example_2() {
|
||||||
|
let program = vec![3,52,1001,52,-5,52,3,53,1,52,56,54,1007,54,5,55,1005,55,26,1001,54,-5,54,1105,1,12,1,53,54,53,1008,54,0,55,1001,55,1,55,2,53,55,53,4,53,1001,56,-1,56,1005,56,6,99,0,0,0,0,10];
|
||||||
|
let settings = vec![9,7,8,5,6];
|
||||||
|
assert_eq!(run_feedback_amplifiers(&program, settings), 18216);
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue