day 10

aoc_10a/.gitignore

@@ -0,0 +1,12 @@
+# ---> Rust
+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+

aoc_10a/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "aoc_10a"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

aoc_10a/input

@@ -0,0 +1,139 @@
+addx 2
+addx 3
+addx -2
+addx 3
+noop
+addx 6
+addx -1
+addx 4
+addx 1
+noop
+addx 3
+addx 1
+addx 7
+noop
+noop
+addx -1
+addx 3
+addx 2
+noop
+addx 4
+addx 2
+addx -25
+addx -7
+addx -4
+addx 2
+addx 2
+addx 19
+addx -8
+addx -5
+addx 2
+addx -9
+addx 16
+addx 3
+addx -2
+addx 12
+addx -5
+addx 2
+addx -15
+noop
+noop
+noop
+addx 5
+addx 16
+addx -22
+addx -14
+addx 5
+noop
+addx 29
+noop
+noop
+noop
+addx -21
+addx 2
+noop
+noop
+addx 5
+addx -1
+addx 1
+noop
+noop
+addx 8
+addx -2
+addx 4
+noop
+addx -22
+addx 29
+noop
+addx -36
+noop
+addx -2
+addx 6
+addx -2
+addx 2
+noop
+noop
+noop
+addx 8
+addx 2
+addx 10
+noop
+addx -5
+addx 3
+addx -2
+addx 9
+addx -2
+addx 2
+addx -21
+addx 10
+addx 17
+addx -38
+noop
+noop
+noop
+addx 34
+addx -27
+addx 2
+addx -6
+addx 7
+addx 5
+addx 2
+addx 5
+noop
+noop
+noop
+addx 3
+addx -2
+addx 2
+addx 5
+addx 2
+addx -29
+addx 35
+addx -3
+addx -25
+addx -8
+addx 1
+noop
+addx 4
+addx 3
+addx -2
+addx 5
+noop
+addx 8
+addx -6
+noop
+addx -3
+addx 10
+noop
+noop
+addx 6
+addx -1
+addx -18
+addx 21
+addx -30
+addx 37
+addx 1
+noop
+noop
+noop
+noop

aoc_10a/input2

@@ -0,0 +1,146 @@
+addx 15
+addx -11
+addx 6
+addx -3
+addx 5
+addx -1
+addx -8
+addx 13
+addx 4
+noop
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx -35
+addx 1
+addx 24
+addx -19
+addx 1
+addx 16
+addx -11
+noop
+noop
+addx 21
+addx -15
+noop
+noop
+addx -3
+addx 9
+addx 1
+addx -3
+addx 8
+addx 1
+addx 5
+noop
+noop
+noop
+noop
+noop
+addx -36
+noop
+addx 1
+addx 7
+noop
+noop
+noop
+addx 2
+addx 6
+noop
+noop
+noop
+noop
+noop
+addx 1
+noop
+noop
+addx 7
+addx 1
+noop
+addx -13
+addx 13
+addx 7
+noop
+addx 1
+addx -33
+noop
+noop
+noop
+addx 2
+noop
+noop
+noop
+addx 8
+noop
+addx -1
+addx 2
+addx 1
+noop
+addx 17
+addx -9
+addx 1
+addx 1
+addx -3
+addx 11
+noop
+noop
+addx 1
+noop
+addx 1
+noop
+noop
+addx -13
+addx -19
+addx 1
+addx 3
+addx 26
+addx -30
+addx 12
+addx -1
+addx 3
+addx 1
+noop
+noop
+noop
+addx -9
+addx 18
+addx 1
+addx 2
+noop
+noop
+addx 9
+noop
+noop
+noop
+addx -1
+addx 2
+addx -37
+addx 1
+addx 3
+noop
+addx 15
+addx -21
+addx 22
+addx -6
+addx 1
+noop
+addx 2
+addx 1
+noop
+addx -10
+noop
+noop
+addx 20
+addx 1
+addx 2
+addx 2
+addx -6
+addx -11
+noop
+noop
+noop

aoc_10a/src/main.rs

@@ -0,0 +1,50 @@
+use std::fs::File;
+use std::io::{self, BufRead};
+use std::path::Path;
+
+fn update_signal(cycle: i32, register: i32, signal: i32) -> i32 {
+    match cycle % 40 {
+        20 => signal + register * cycle,
+        _ => signal
+    }
+}
+
+fn main() {
+    let file_path = String::from("input");
+    let mut cycle: i32 = 0;
+    let mut register: i32 = 1;
+    let mut signal: i32 = 0;
+
+    println!("In file {}", file_path);
+
+    if let Ok(lines) = read_lines(file_path) {
+        // Consumes the iterator, returns an (Optional) String
+        for line in lines {
+            if let Ok(ip) = line {
+                let split: Vec<&str> = ip.split(" ").collect();
+                let v = split.get(1).unwrap_or(&"").parse::<i32>();
+                match v {
+                    Ok(n) => {
+                        cycle += 1;
+                        signal = update_signal(cycle, register, signal);
+                        cycle += 1;
+                        signal = update_signal(cycle, register, signal);
+                        register += n;
+                    },
+                    Err(_) => {
+                        cycle += 1;
+                        signal = update_signal(cycle, register, signal);
+                    },
+                }
+            }
+        }
+    }
+
+    println!("signal {}", signal);
+}
+
+fn read_lines<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
+where P: AsRef<Path>, {
+    let file = File::open(filename)?;
+    Ok(io::BufReader::new(file).lines())
+}

aoc_10b/.gitignore

@@ -0,0 +1,12 @@
+# ---> Rust
+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+

aoc_10b/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "aoc_10b"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

aoc_10b/src/main.rs

@@ -0,0 +1,52 @@
+use std::fs::File;
+use std::io::{self, BufRead};
+use std::path::Path;
+
+fn update_crt(cycle: i32, register: i32) {
+    let m = cycle % 40;
+    if m - register >= 0 && m - register <= 2 {
+        print!("#");
+    } else {
+        print!(".");
+    }
+    if m == 0 {
+        println!("");
+    }
+}
+
+fn main() {
+    let file_path = String::from("../aoc_10a/input");
+    let mut cycle: i32 = 0;
+    let mut register: i32 = 1;
+
+    println!("In file {}", file_path);
+
+    if let Ok(lines) = read_lines(file_path) {
+        // Consumes the iterator, returns an (Optional) String
+        for line in lines {
+            if let Ok(ip) = line {
+                let split: Vec<&str> = ip.split(" ").collect();
+                let v = split.get(1).unwrap_or(&"").parse::<i32>();
+                match v {
+                    Ok(n) => {
+                        cycle += 1;
+                        update_crt(cycle, register);
+                        cycle += 1;
+                        update_crt(cycle, register);
+                        register += n;
+                    },
+                    Err(_) => {
+                        cycle += 1;
+                        update_crt(cycle, register);
+                    },
+                }
+            }
+        }
+    }
+}
+
+fn read_lines<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
+where P: AsRef<Path>, {
+    let file = File::open(filename)?;
+    Ok(io::BufReader::new(file).lines())
+}