Updates

2021-12-14 14:23:34 +01:00
parent dfe8f1dfe8
commit 10bd7c4997
8 changed files with 1255 additions and 0 deletions
--- a/december_13/Cargo.toml
+++ b/december_13/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "december_13"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
--- a/december_13/example.txt
+++ b/december_13/example.txt
@@ -0,0 +1,21 @@
+6,10
+0,14
+9,10
+0,3
+10,4
+4,11
+6,0
+6,12
+4,1
+0,13
+10,12
+3,4
+3,0
+8,4
+1,10
+2,14
+8,10
+9,0
+
+fold along y=7
+fold along x=5
--- a/december_13/input.txt
+++ b/december_13/input.txt
@@ -0,0 +1,920 @@
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+
+fold along x=655
+fold along y=447
+fold along x=327
+fold along y=223
+fold along x=163
+fold along y=111
+fold along x=81
+fold along y=55
+fold along x=40
+fold along y=27
+fold along y=13
+fold along y=6
--- a/december_13/src/main.rs
+++ b/december_13/src/main.rs
@@ -0,0 +1,112 @@
+use std::fs::File;
+use std::io::{BufReader};
+use std::io::prelude::*;
+
+fn main(){
+    let file = File::open("./input.txt").expect("Read failed");
+    let reader = BufReader::new(file);
+
+    let mut line_vec = Vec::new();
+
+    for line in reader.lines() {
+        line_vec.push(line.unwrap());
+    }
+
+    let mut coordinates: Vec<(i32, i32)> = Vec::new();
+    let mut folds: Vec<(char, i32)> = Vec::new();
+
+    let mut processing_coordinates = true;
+    
+    // Get coordinates
+    for line in &line_vec {
+        let _t = line.trim();
+        if line.trim().len() < 2 {
+            processing_coordinates = false;
+        } else if processing_coordinates {
+            let split_string = line.split(",").collect::<Vec<&str>>();
+            let x: i32 = split_string[0].to_owned().parse().unwrap();
+            let y: i32 = split_string[1].to_owned().parse().unwrap();
+            coordinates.push( (x, y) );
+        } else {
+            let split_string = line.split(" ").collect::<Vec<&str>>();
+            let split_coords = split_string[2].split("=").collect::<Vec<&str>>();
+            let split_direction: char = split_coords[0].to_owned().parse().unwrap();
+            let split_cord: i32 = split_coords[1].to_owned().parse().unwrap();
+            folds.push((split_direction, split_cord));
+
+        }
+    }
+
+    println!("There are {} lights", coordinates.len());
+
+    for fold in folds {
+        let line = fold.1;
+        let mut new_cords = Vec::new();
+        if fold.0 == 'x' {
+            for cord in &coordinates {
+                let mut x = cord.0;
+                let mut y = cord.1;
+
+                if x > line {
+                    let diff = x - line;
+                    x = line - diff;
+                }
+
+                new_cords.push((x,y));
+
+            }
+        } else {
+            for cord in &coordinates {
+                let mut x = cord.0;
+                let mut y = cord.1;
+
+                if y > line {
+                    let diff = y - line;
+                    y = line - diff;
+                }
+
+                new_cords.push((x,y));
+
+            }
+        }
+        coordinates = new_cords;
+        coordinates.sort_unstable();
+        coordinates.dedup();
+        println!("There are {} lights", coordinates.len());
+    }
+
+    
+
+    
+
+    let mut width = 0;
+    let mut height = 0;
+
+    for cord in &coordinates {
+        if cord.0 + 1 > width {
+            width = cord.0 + 1;
+        }
+        if cord.1 + 1 > height {
+            height = cord.1 + 1;
+        }
+    }
+
+    println!("Grid is {} high and {} wide", height, width);
+
+    for y in 0..=height {
+        for x in 0..=width {
+            let mut exists = false;
+            for cord in &coordinates {
+                if cord.0 == x && cord.1 == y {
+                    exists = true;
+                }
+            }
+            if exists {
+                print!("X");
+            } else {
+                print!(" ");
+            }
+        }
+        println!("");
+    }
+}
--- a/december_14/Cargo.toml
+++ b/december_14/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "december_14"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
--- a/december_14/example.txt
+++ b/december_14/example.txt
@@ -0,0 +1,18 @@
+NNCB
+
+CH -> B
+HH -> N
+CB -> H
+NH -> C
+HB -> C
+HC -> B
+HN -> C
+NN -> C
+BH -> H
+NC -> B
+NB -> B
+BN -> B
+BB -> N
+BC -> B
+CC -> N
+CN -> C
--- a/december_14/input.txt
+++ b/december_14/input.txt
@@ -0,0 +1,102 @@
+PHOSBSKBBBFSPPPCCCHN
+
+KO -> H
+OK -> P
+BO -> C
+SH -> V
+PC -> F
+NK -> N
+PH -> K
+VH -> S
+NN -> S
+VC -> P
+OF -> O
+HH -> S
+VP -> K
+KP -> O
+NP -> F
+SS -> V
+HP -> S
+PS -> F
+BV -> P
+KS -> H
+SO -> H
+NF -> N
+CO -> V
+HK -> F
+OO -> N
+KN -> F
+SP -> V
+OP -> S
+OV -> V
+HO -> V
+PK -> N
+FF -> N
+CV -> S
+PP -> B
+CF -> P
+HF -> B
+BN -> C
+FH -> S
+ON -> K
+SN -> N
+CP -> N
+OB -> O
+HC -> F
+KH -> P
+OS -> S
+NS -> C
+BK -> H
+PB -> P
+SV -> F
+FV -> C
+BC -> K
+HS -> N
+PF -> V
+NC -> N
+CH -> H
+VF -> H
+KK -> B
+OH -> K
+HB -> C
+SC -> B
+VK -> C
+FP -> C
+SK -> N
+VO -> K
+FB -> S
+KB -> N
+BS -> S
+VS -> C
+CN -> K
+KF -> F
+NB -> O
+BB -> C
+CS -> C
+FC -> K
+NO -> B
+SB -> C
+CB -> N
+BP -> S
+NV -> H
+NH -> N
+PV -> K
+PO -> C
+VB -> O
+FK -> P
+HV -> O
+KC -> S
+VV -> O
+VN -> H
+BH -> K
+FS -> O
+KV -> K
+HN -> P
+OC -> B
+SF -> V
+CC -> F
+CK -> P
+FO -> C
+PN -> K
+BF -> C
+FN -> O
--- a/december_14/src/main.rs
+++ b/december_14/src/main.rs
@@ -0,0 +1,66 @@
+use std::collections::BTreeMap;
+use std::fs::File;
+use std::io::{BufReader};
+use std::io::prelude::*;
+
+const STEPS: u32 = 40;
+
+fn main(){
+    let file = File::open("./input.txt").expect("Read failed");
+    let reader = BufReader::new(file);
+
+    let mut line_vec = Vec::new();
+
+    for line in reader.lines() {
+        line_vec.push(line.unwrap());
+    }
+
+    let mut input_seq: Vec<char> = line_vec[0].chars().collect();
+    let mut rules: Vec<( (char, char) , char )> = Vec::new();
+
+    for i in 2..line_vec.len() {
+        let split_vec: Vec<&str> = line_vec[i].split(" -> ").collect();
+        let input_vec: Vec<char> = split_vec[0].to_owned().chars().collect();
+        let input_tuple = (input_vec[0], input_vec[1]);
+
+        let output = split_vec[1].chars().collect::<Vec<char>>()[0];
+
+        rules.push( ( input_tuple, output  ) );
+    }
+
+    for step in 0..STEPS {
+        let mut output_seq: Vec<char> = Vec::new();
+        for i in 0..input_seq.len() - 1 {
+            let first = input_seq[i];
+            let second = input_seq[i + 1];
+    
+            output_seq.push(first);
+            for rule in &rules {
+                let r_in = rule.0;
+                let r_out = rule.1;
+                if first == r_in.0 && second == r_in.1 {
+                    output_seq.push(r_out);
+                    break;
+                }
+            }
+            
+        }
+        output_seq.push(input_seq[input_seq.len()-1]);
+    
+        println!("Step: {}", step);
+        input_seq = output_seq;
+    }
+
+    let mut counts = BTreeMap::new();
+    for word in input_seq.iter() {
+        *counts.entry(word).or_insert(0) += 1;
+    }
+
+    let max = counts.iter().max_by_key(|&(_, count)| count);
+    let min = counts.iter().min_by_key(|&(_, count)| count);
+
+    println!("Max: {:?}, Min: {:?}, Diff: {}", min.unwrap(), max.unwrap(), max.unwrap().1 - min.unwrap().1) ;
+    
+    
+
+}