2016/12
This commit is contained in:
105
2016/12/Cargo.lock
generated
Normal file
105
2016/12/Cargo.lock
generated
Normal file
@@ -0,0 +1,105 @@
|
|||||||
|
[root]
|
||||||
|
name = "12"
|
||||||
|
version = "0.1.0"
|
||||||
|
dependencies = [
|
||||||
|
"lazy_static 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"regex 0.1.80 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "aho-corasick"
|
||||||
|
version = "0.5.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "kernel32-sys"
|
||||||
|
version = "0.2.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "lazy_static"
|
||||||
|
version = "0.1.16"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "libc"
|
||||||
|
version = "0.2.18"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "memchr"
|
||||||
|
version = "0.1.11"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"libc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "regex"
|
||||||
|
version = "0.1.80"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"regex-syntax 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "regex-syntax"
|
||||||
|
version = "0.3.9"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "thread-id"
|
||||||
|
version = "2.0.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
"libc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "thread_local"
|
||||||
|
version = "0.2.7"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
dependencies = [
|
||||||
|
"thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "utf8-ranges"
|
||||||
|
version = "0.1.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi"
|
||||||
|
version = "0.2.8"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-build"
|
||||||
|
version = "0.1.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
|
||||||
|
[metadata]
|
||||||
|
"checksum aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ca972c2ea5f742bfce5687b9aef75506a764f61d37f8f649047846a9686ddb66"
|
||||||
|
"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
|
||||||
|
"checksum lazy_static 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "cf186d1a8aa5f5bee5fd662bc9c1b949e0259e1bcc379d1f006847b0080c7417"
|
||||||
|
"checksum libc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "a51822fc847e7a8101514d1d44e354ba2ffa7d4c194dcab48870740e327cac70"
|
||||||
|
"checksum memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "d8b629fb514376c675b98c1421e80b151d3817ac42d7c667717d282761418d20"
|
||||||
|
"checksum regex 0.1.80 (registry+https://github.com/rust-lang/crates.io-index)" = "4fd4ace6a8cf7860714a2c2280d6c1f7e6a413486c13298bbc86fd3da019402f"
|
||||||
|
"checksum regex-syntax 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "f9ec002c35e86791825ed294b50008eea9ddfc8def4420124fbc6b08db834957"
|
||||||
|
"checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
|
||||||
|
"checksum thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8576dbbfcaef9641452d5cf0df9b0e7eeab7694956dd33bb61515fb8f18cfdd5"
|
||||||
|
"checksum utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1ca13c08c41c9c3e04224ed9ff80461d97e121589ff27c753a16cb10830ae0f"
|
||||||
|
"checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
|
||||||
|
"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
|
||||||
8
2016/12/Cargo.toml
Normal file
8
2016/12/Cargo.toml
Normal file
@@ -0,0 +1,8 @@
|
|||||||
|
[package]
|
||||||
|
name = "12"
|
||||||
|
version = "0.1.0"
|
||||||
|
authors = ["logaritmisk <anders.e.olsson@gmail.com>"]
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
lazy_static = "0.1"
|
||||||
|
regex = "0.1"
|
||||||
6
2016/12/example.txt
Normal file
6
2016/12/example.txt
Normal file
@@ -0,0 +1,6 @@
|
|||||||
|
cpy 41 a
|
||||||
|
inc a
|
||||||
|
inc a
|
||||||
|
dec a
|
||||||
|
jnz a 2
|
||||||
|
dec a
|
||||||
23
2016/12/input.txt
Normal file
23
2016/12/input.txt
Normal file
@@ -0,0 +1,23 @@
|
|||||||
|
cpy 1 a
|
||||||
|
cpy 1 b
|
||||||
|
cpy 26 d
|
||||||
|
jnz c 2
|
||||||
|
jnz 1 5
|
||||||
|
cpy 7 c
|
||||||
|
inc d
|
||||||
|
dec c
|
||||||
|
jnz c -2
|
||||||
|
cpy a c
|
||||||
|
inc a
|
||||||
|
dec b
|
||||||
|
jnz b -2
|
||||||
|
cpy c b
|
||||||
|
dec d
|
||||||
|
jnz d -6
|
||||||
|
cpy 17 c
|
||||||
|
cpy 18 d
|
||||||
|
inc a
|
||||||
|
dec d
|
||||||
|
jnz d -2
|
||||||
|
dec c
|
||||||
|
jnz c -5
|
||||||
182
2016/12/src/main.rs
Normal file
182
2016/12/src/main.rs
Normal file
@@ -0,0 +1,182 @@
|
|||||||
|
#[macro_use] extern crate lazy_static;
|
||||||
|
extern crate regex;
|
||||||
|
|
||||||
|
use std::collections::HashMap;
|
||||||
|
use std::str::FromStr;
|
||||||
|
use std::io::{self, BufRead};
|
||||||
|
|
||||||
|
use regex::Regex;
|
||||||
|
|
||||||
|
|
||||||
|
type Register = String;
|
||||||
|
type Value = i64;
|
||||||
|
|
||||||
|
|
||||||
|
#[derive(Debug, PartialEq)]
|
||||||
|
pub enum Input {
|
||||||
|
Value(Value),
|
||||||
|
Register(Register)
|
||||||
|
}
|
||||||
|
|
||||||
|
impl FromStr for Input {
|
||||||
|
type Err = ();
|
||||||
|
|
||||||
|
fn from_str(s: &str) -> Result<Input, Self::Err> {
|
||||||
|
if let Ok(value) = s.parse::<Value>() {
|
||||||
|
return Ok(Input::Value(value));
|
||||||
|
}
|
||||||
|
|
||||||
|
if let Ok(register) = s.parse::<Register>() {
|
||||||
|
return Ok(Input::Register(register));
|
||||||
|
}
|
||||||
|
|
||||||
|
Err(())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#[derive(Debug, PartialEq)]
|
||||||
|
pub enum Operation {
|
||||||
|
Cpy(Input, Register),
|
||||||
|
Inc(Register),
|
||||||
|
Dec(Register),
|
||||||
|
Jnz(Input, i64)
|
||||||
|
}
|
||||||
|
|
||||||
|
impl FromStr for Operation {
|
||||||
|
type Err = ();
|
||||||
|
|
||||||
|
fn from_str(s: &str) -> Result<Operation, Self::Err> {
|
||||||
|
lazy_static! {
|
||||||
|
static ref CPY: Regex = Regex::new(r"^cpy ([a-z]|-?\d+) ([a-z])$").unwrap();
|
||||||
|
static ref INC: Regex = Regex::new(r"^inc ([a-z])$").unwrap();
|
||||||
|
static ref DEC: Regex = Regex::new(r"^dec ([a-z])$").unwrap();
|
||||||
|
static ref JNZ: Regex = Regex::new(r"^jnz ([a-z]|-?\d+) (-?\d+)$").unwrap();
|
||||||
|
}
|
||||||
|
|
||||||
|
if let Some(caps) = CPY.captures(s) {
|
||||||
|
let input = caps.at(1).unwrap().parse::<Input>().unwrap();
|
||||||
|
let register = caps.at(2).unwrap().parse::<Register>().unwrap();
|
||||||
|
|
||||||
|
return Ok(Operation::Cpy(input, register));
|
||||||
|
}
|
||||||
|
|
||||||
|
if let Some(caps) = INC.captures(s) {
|
||||||
|
let register = caps.at(1).unwrap().parse::<Register>().unwrap();
|
||||||
|
|
||||||
|
return Ok(Operation::Inc(register));
|
||||||
|
}
|
||||||
|
|
||||||
|
if let Some(caps) = DEC.captures(s) {
|
||||||
|
let register = caps.at(1).unwrap().parse::<Register>().unwrap();
|
||||||
|
|
||||||
|
return Ok(Operation::Dec(register));
|
||||||
|
}
|
||||||
|
|
||||||
|
if let Some(caps) = JNZ.captures(s) {
|
||||||
|
let input = caps.at(1).unwrap().parse::<Input>().unwrap();
|
||||||
|
let delta = caps.at(2).unwrap().parse::<i64>().unwrap();
|
||||||
|
|
||||||
|
return Ok(Operation::Jnz(input, delta));
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
Err(())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#[derive(Debug)]
|
||||||
|
pub struct CPU {
|
||||||
|
pc: usize,
|
||||||
|
reg: HashMap<Register, Value>,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl CPU {
|
||||||
|
pub fn new() -> Self {
|
||||||
|
CPU {
|
||||||
|
pc: 0,
|
||||||
|
reg: HashMap::new()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn execute(&mut self, input: &Vec<Operation>) {
|
||||||
|
loop {
|
||||||
|
if self.pc >= input.len() {
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
match &input[self.pc] {
|
||||||
|
&Operation::Cpy(ref value, ref register) => {
|
||||||
|
let input = match value {
|
||||||
|
&Input::Value(value) => {
|
||||||
|
value
|
||||||
|
}
|
||||||
|
&Input::Register(ref register) => {
|
||||||
|
*self.reg.entry(register.clone()).or_insert(0)
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
*self.reg.entry(register.clone()).or_insert(0) = input;
|
||||||
|
|
||||||
|
self.pc += 1;
|
||||||
|
}
|
||||||
|
&Operation::Inc(ref register) => {
|
||||||
|
*self.reg.entry(register.clone()).or_insert(0) += 1;
|
||||||
|
|
||||||
|
self.pc += 1;
|
||||||
|
}
|
||||||
|
&Operation::Dec(ref register) => {
|
||||||
|
*self.reg.entry(register.clone()).or_insert(0) -= 1;
|
||||||
|
|
||||||
|
self.pc += 1;
|
||||||
|
}
|
||||||
|
&Operation::Jnz(ref value, delta) => {
|
||||||
|
let input = match value {
|
||||||
|
&Input::Value(value) => {
|
||||||
|
value
|
||||||
|
}
|
||||||
|
&Input::Register(ref register) => {
|
||||||
|
*self.reg.entry(register.clone()).or_insert(0)
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
if input != 0 {
|
||||||
|
self.pc = ((self.pc as i64) + delta) as usize;
|
||||||
|
} else {
|
||||||
|
self.pc += 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
fn main() {
|
||||||
|
let stdin = io::stdin();
|
||||||
|
|
||||||
|
let operations = stdin.lock().lines()
|
||||||
|
.filter_map(|x| x.ok())
|
||||||
|
.filter_map(|line| line.parse::<Operation>().ok())
|
||||||
|
.collect::<Vec<_>>();
|
||||||
|
|
||||||
|
let mut cpu = CPU::new();
|
||||||
|
|
||||||
|
cpu.reg.entry("c".to_owned()).or_insert(1);
|
||||||
|
|
||||||
|
cpu.execute(&operations);
|
||||||
|
|
||||||
|
println!("{:#?}", cpu);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#[cfg(test)]
|
||||||
|
mod tests {
|
||||||
|
use super::*;
|
||||||
|
|
||||||
|
#[test]
|
||||||
|
fn parse_jnz() {
|
||||||
|
assert_eq!(Ok(Operation::Jnz(Input::Register("c".to_owned()), -2)), "jnz c -2".parse::<Operation>());
|
||||||
|
}
|
||||||
|
}
|
||||||
Reference in New Issue
Block a user