From 7f02eb867c8d0cd25e3496a6dd5cb45917d8ef34 Mon Sep 17 00:00:00 2001 From: Andrew Coleman Date: Thu, 1 Dec 2022 16:30:59 -0500 Subject: [PATCH] day 1 solution in rust --- 2022/.gitignore | 1 + 2022/Cargo.lock | 16 + 2022/Cargo.toml | 9 + 2022/day1.txt | 2264 +++++++++++++++++++++++++++++++++++++++++ 2022/src/days/day1.rs | 27 + 2022/src/days/mod.rs | 1 + 2022/src/main.rs | 41 + 7 files changed, 2359 insertions(+) create mode 100644 2022/.gitignore create mode 100644 2022/Cargo.lock create mode 100644 2022/Cargo.toml create mode 100644 2022/day1.txt create mode 100644 2022/src/days/day1.rs create mode 100644 2022/src/days/mod.rs create mode 100644 2022/src/main.rs diff --git a/2022/.gitignore b/2022/.gitignore new file mode 100644 index 0000000..eb5a316 --- /dev/null +++ b/2022/.gitignore @@ -0,0 +1 @@ +target diff --git a/2022/Cargo.lock b/2022/Cargo.lock new file mode 100644 index 0000000..91987e2 --- /dev/null +++ b/2022/Cargo.lock @@ -0,0 +1,16 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +version = 3 + +[[package]] +name = "anyhow" +version = "1.0.66" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6" + +[[package]] +name = "aoc2022" +version = "0.1.0" +dependencies = [ + "anyhow", +] diff --git a/2022/Cargo.toml b/2022/Cargo.toml new file mode 100644 index 0000000..6ce7cd8 --- /dev/null +++ b/2022/Cargo.toml @@ -0,0 +1,9 @@ +[package] +name = "aoc2022" +version = "0.1.0" +edition = "2021" + +# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html + +[dependencies] +anyhow = "1.0.66" diff --git a/2022/day1.txt b/2022/day1.txt new file mode 100644 index 0000000..afc57ea --- /dev/null +++ b/2022/day1.txt @@ -0,0 +1,2264 @@ +17034 + +13495 +7368 +13905 + +68034 + +7796 +10348 +5088 +8836 + +15061 +1842 +7047 + +2477 +6629 +7998 +4235 +6505 +2875 +6059 +9423 +5315 + +4054 +6388 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Vec::with_capacity(lines.clone().count()); + let mut count: u32 = 0; + + for line in lines { + if line.is_empty() { + calories.push(count); + count = 0; + } else { + count += line.parse::().expect("not a number"); + } + } + + let max = calories.iter().max().expect("Should have been a number"); + println!("Maximum calories is {}", max); + + let mut sorted_calories = calories.clone(); + sorted_calories.sort_by(|a, b| b.cmp(a)); + let top_three: u32 = sorted_calories.get(0..3).expect("Not able to be sorted").iter().sum(); + println!("Top 3 calories {}", top_three); + Ok(()) +} diff --git a/2022/src/days/mod.rs b/2022/src/days/mod.rs new file mode 100644 index 0000000..8b2a328 --- /dev/null +++ b/2022/src/days/mod.rs @@ -0,0 +1 @@ +pub mod day1; diff --git a/2022/src/main.rs b/2022/src/main.rs new file mode 100644 index 0000000..d87a4e7 --- /dev/null +++ b/2022/src/main.rs @@ -0,0 +1,41 @@ +use anyhow::{anyhow, Result}; +use std::env; + +mod days; + +fn help() { + println!("Usage: {} ", env!("CARGO_BIN_NAME")); +} + +fn run_day(number: i32) -> Result<()> { + match number { + 1 => { + days::day1::run()?; + } + _ => return Err(anyhow!("Invalid day provided")), + } + Ok(()) +} + +fn main() -> Result<()> { + let args: Vec = env::args().collect(); + + match args.len() { + 2 => { + let number: i32 = match args[1].parse() { + Ok(n) => n, + Err(_) => { + help(); + return Err(anyhow!("Argument is not an integer")); + } + }; + run_day(number)?; + } + _ => { + help(); + return Err(anyhow!("Invalid arguments provided")); + } + } + + Ok(()) +}