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Refactor computer to own its program

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Wesley Moore 2019-12-08 09:59:33 +11:00
parent 21c50bd8e8
commit af694da6ce
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GPG key ID: BF67766C0BC2D0EE
3 changed files with 29 additions and 18 deletions
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6
2019/src/bin/day5.rs
View file

@ -5,13 +5,11 @@ fn main() -> io::Result<()> {
let input = fs::read_to_string("input/day5.txt")?;
let data = input::read_separated_line(',', &input)?;
let mut program = data.clone();
let mut computer = computer::Computer::new(&mut program, vec![1]);
let mut computer = computer::Computer::new(data.clone(), vec![1]);
computer.run(None, None);
println!("Part 1: {:?}", computer.output());
let mut program = data.clone();
let mut computer = computer::Computer::new(&mut program, vec![5]);
let mut computer = computer::Computer::new(data.clone(), vec![5]);
computer.run(None, None);
println!("Part 2: {:?}", computer.output());

33
2019/src/bin/day7.rs
View file

@ -8,14 +8,24 @@ fn main() -> io::Result<()> {
let source = fs::read_to_string("input/day7.txt")?;
let data = input::read_separated_line(',', &source)?;
let max = phase_settings()
part1(data.clone());
// part2(data);
Ok(())
}
fn part1(data: Vec<i32>) {
let mut elements = [0i32; AMPLIFIERS];
for i in 0i32..=4 {
elements[i as usize] = i;
}
let max = phase_settings(elements)
.iter()
.map(|settings| {
let mut output = 0;
for phase_setting in settings.iter() {
let input = vec![output, *phase_setting];
let mut program = data.clone();
let mut computer = computer::Computer::new(&mut program, input);
let mut computer = computer::Computer::new(data.clone(), input);
computer.run(None, None);
output = computer.output()[0];
}
@ -24,17 +34,20 @@ fn main() -> io::Result<()> {
.max()
.unwrap();
println!("Part 1: {}", max);
Ok(())
}
fn phase_settings() -> Vec<[i32; AMPLIFIERS]> {
fn part2(data: Vec<i32>) {
let mut elements = [0i32; AMPLIFIERS];
for i in 5i32..=9 {
elements[i as usize - 5] = i;
}
// println!("Part 2: {}", max);
}
fn phase_settings(mut elements: [i32; AMPLIFIERS]) -> Vec<[i32; AMPLIFIERS]> {
let mut permutations = Vec::new();
let mut indexes = [0i32; AMPLIFIERS];
let mut elements = [0i32; AMPLIFIERS];
for i in 0i32..=4 {
elements[i as usize] = i;
}
permutations.push(elements);

8
2019/src/computer.rs
View file

@ -19,8 +19,8 @@ enum Mode {
Address,
}
pub struct Computer<'a> {
memory: &'a mut [i32],
pub struct Computer {
memory: Vec<i32>,
input: Vec<i32>,
output: Vec<i32>,
}
@ -64,8 +64,8 @@ fn decode(mut instruction: i32) -> Instruction {
}
}
impl<'a> Computer<'a> {
pub fn new(memory: &'a mut [i32], input: Vec<i32>) -> Self {
impl Computer {
pub fn new(memory: Vec<i32>, input: Vec<i32>) -> Self {
Computer {
memory,
input,