From 174772b5b8d9f5bf5e3c8e8152adfd89f0e83f6b Mon Sep 17 00:00:00 2001
From: Justin Wernick <justin@worthe-it.co.za>
Date: Tue, 19 Apr 2022 20:22:56 +0200
Subject: Refile for merging repos

---
 aoc13/src/main.rs | 64 -------------------------------------------------------
 1 file changed, 64 deletions(-)
 delete mode 100644 aoc13/src/main.rs

(limited to 'aoc13/src/main.rs')

diff --git a/aoc13/src/main.rs b/aoc13/src/main.rs
deleted file mode 100644
index 2c0e70e..0000000
--- a/aoc13/src/main.rs
+++ /dev/null
@@ -1,64 +0,0 @@
-extern crate regex;
-use regex::Regex;
-
-use std::io::BufReader;
-use std::io::prelude::*;
-use std::fs::File;
-use std::collections::HashMap;
-
-fn main() {
-    //let target = (7, 4);
-    let target = (31,39);
-
-    let mut states: HashMap<(i32, i32), u32> = HashMap::new();
-    states.insert((1, 1), 0);
-    let mut moves = 0;
-    while moves < 50 {
-/*        if states.iter().any(|(&state, _)| state == target) {
-            break;
-        }
-*/
-        let new_states: Vec<(i32, i32)> = states.iter().filter(|&(_, &x)| x == moves).flat_map(|(state, _)| available_steps(state)).collect();
-
-        moves += 1;
-
-        for state in new_states {
-            if !states.contains_key(&state) {
-                states.insert(state, moves);
-            }
-        }
-    }
-
-    println!("Moves required: {}", moves);
-    println!("Possible destinations: {}", states.iter().count()); 
-}
-
-
-fn available_steps(current: &(i32, i32)) -> Vec<(i32, i32)> {
-    let &(x0, y0) = current;
-    let mut results = Vec::new();
-    for &(x, y) in [(x0-1, y0), (x0+1, y0), (x0, y0-1), (x0, y0+1)].iter() {
-        if x >= 0 && y >= 0 && !is_wall(x, y) {
-            results.push((x, y));
-        }
-    }
-    results
-}
-
-fn print_map() {
-    for y in 0..10 {
-        for x in 0..10 {
-            print!("{}", if is_wall(x, y) {'#'} else {'.'});
-        }
-        println!("");
-    }
-}
-
-fn is_wall(x: i32, y: i32) -> bool {
-//    let favourite_number = 10;
-    let favourite_number = 1352;
-    let funny_num = x*x + 3*x + 2*x*y + y + y*y + favourite_number;
-    let bin = format!("{:b}", funny_num);
-    let number_of_ones = bin.chars().filter(|&c| c == '1').count();
-    number_of_ones % 2 == 1
-}
-- 
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