This commit is contained in:
TriMill 2022-12-02 00:10:06 -05:00
parent cb25f1c89c
commit b9db43d7c1
4 changed files with 95 additions and 0 deletions

35
Cargo.lock generated
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@ -2,6 +2,41 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "aho-corasick"
version = "0.7.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
dependencies = [
"memchr",
]
[[package]]
name = "aoc2022"
version = "0.1.0"
dependencies = [
"regex",
]
[[package]]
name = "memchr"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
[[package]]
name = "regex"
version = "1.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
]
[[package]]
name = "regex-syntax"
version = "0.6.28"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"

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@ -6,3 +6,5 @@ edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
regex = "1.7"

29
examples/day02_1.rs Normal file
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@ -0,0 +1,29 @@
fn score(a: char, b: char) -> i32 {
match (a, b) {
('A', 'X') => 1 + 3,
('A', 'Y') => 2 + 6,
('A', 'Z') => 3 + 0,
('B', 'X') => 1 + 0,
('B', 'Y') => 2 + 3,
('B', 'Z') => 3 + 6,
('C', 'X') => 1 + 6,
('C', 'Y') => 2 + 0,
('C', 'Z') => 3 + 3,
_ => todo!()
}
}
fn main() -> Result<(), Box<dyn std::error::Error>> {
let lines: Vec<String> = std::io::stdin().lines().map(|x| x.unwrap()).collect();
let mut total = 0;
for line in lines {
if line.is_empty() { continue; }
let mut chars = line.chars();
let a = chars.next().unwrap();
chars.next();
let b = chars.next().unwrap();
total += score(a, b);
}
println!("{}", total);
Ok(())
}

29
examples/day02_2.rs Normal file
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@ -0,0 +1,29 @@
fn score(a: char, b: char) -> i32 {
match (a, b) {
('A', 'X') => 3 + 0,
('A', 'Y') => 1 + 3,
('A', 'Z') => 2 + 6,
('B', 'X') => 1 + 0,
('B', 'Y') => 2 + 3,
('B', 'Z') => 3 + 6,
('C', 'X') => 2 + 0,
('C', 'Y') => 3 + 3,
('C', 'Z') => 1 + 6,
_ => todo!()
}
}
fn main() -> Result<(), Box<dyn std::error::Error>> {
let lines: Vec<String> = std::io::stdin().lines().map(|x| x.unwrap()).collect();
let mut total = 0;
for line in lines {
if line.is_empty() { continue; }
let mut chars = line.chars();
let a = chars.next().unwrap();
chars.next();
let b = chars.next().unwrap();
total += score(a, b);
}
println!("{}", total);
Ok(())
}