Forgot to commit some files + small cleanup

.gitignore

@@ -0,0 +1 @@
+/target

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/../../../../../:\workspace\fun\advent-of-code-2020-rust\.idea/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

Cargo.lock

@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "advent-of-code-2020-rust"
+version = "0.1.0"

Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "advent-of-code-2020-rust"
+version = "0.1.0"
+authors = ["Bas Dado <bas@orbitgames.nl>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/day1.rs

@@ -57,34 +57,4 @@ fn find_triplet_summing_to(nums: &Vec<u32>, target: u32) -> (u32, u32, u32){
         }
     }
     panic!("Couldn't find match!");
-
-    //
-    // let mut i:usize = 0;
-    // let mut j:usize = nums.len() - 1;
-    // loop {
-    //     if j < i {
-    //
-    //         // Reset with i one higher:
-    //         i += 1;
-    //         j = nums.len() - 1;
-    //     }
-    //
-    //     let n1 = nums[i];
-    //     let n2 = nums[j];
-    //     let sum = n1 + n2;
-    //     if sum + n1 > target {
-    //         j -= 1;
-    //     } else {
-    //         // See if we can find a third number between i and j that makes the sum equal to the target
-    //         let n3_target = target - sum;
-    //         let res = nums.binary_search(&n3_target);
-    //         if res.is_ok() {
-    //             // Found it!
-    //             return (n1, n2, n3_target)
-    //         } else {
-    //             j -= 1;
-    //         }
-    //     }
-    // }
-
 }

src/main.rs

@@ -0,0 +1,24 @@
+use std::time::Instant;
+
+mod util;
+mod day1;
+
+fn main() {
+
+    let now = Instant::now();
+
+    let args: Vec<String> = std::env::args().collect();
+
+    let day_arg_idx = args.iter().position(|a| a == "-d");
+    if day_arg_idx.is_some() {
+        match args[day_arg_idx.unwrap() + 1].parse::<u8>().unwrap() {
+            1 => day1::solve(),
+            _ => println!("This day is not yet implemented")
+        }
+    } else {
+        // Solve all days:
+        day1::solve();
+    }
+
+    println!("Execution took {} μs", now.elapsed().as_micros());
+}