day 15

Cargo.toml

@@ -57,6 +57,10 @@ path = "src/thirteenth-day.rs"
 [[bin]]
 name = "fourteenth-day"
 path = "src/fourteenth-day.rs"
+
+[[bin]]
+name = "fifteenth-day"
+path = "src/fifteenth-day.rs"
 [dependencies]
 grid = "0.9.0"
 itertools = "0.10.5"

src/fifteenth-day.rs

@@ -0,0 +1,18 @@
+use itertools::Itertools;
+
+const TEST: &str = include_str!("../test_data/test.txt");
+
+
+fn main() {
+   let data = TEST.lines().map(|x| {
+        let (sensor_str, beacon_str) = x.split_once(": ").unwrap();
+        let (sen_loc_x, sen_loc_y) = sensor_str["Sensor at ".len()..].split_once(", ").unwrap();
+        let (bea_loc_x, bea_loc_y) = beacon_str["closest beacon is at ".len()..].split_once(", ").unwrap();
+        (
+            (sen_loc_x["x=".len()..].parse::<i32>().unwrap(), sen_loc_y["y=".len()..].parse::<i32>().unwrap()),
+            (bea_loc_x["x=".len()..].parse::<i32>().unwrap(), bea_loc_y["y=".len()..].parse::<i32>().unwrap())
+        )
+   }).collect_vec(); 
+
+   println!("{:?}", data);
+}

test_data/test.txt

@@ -1,2 +1,14 @@
-498,4 -> 498,6 -> 496,6
-503,4 -> 502,4 -> 502,9 -> 494,9
+Sensor at x=2, y=18: closest beacon is at x=-2, y=15
+Sensor at x=9, y=16: closest beacon is at x=10, y=16
+Sensor at x=13, y=2: closest beacon is at x=15, y=3
+Sensor at x=12, y=14: closest beacon is at x=10, y=16
+Sensor at x=10, y=20: closest beacon is at x=10, y=16
+Sensor at x=14, y=17: closest beacon is at x=10, y=16
+Sensor at x=8, y=7: closest beacon is at x=2, y=10
+Sensor at x=2, y=0: closest beacon is at x=2, y=10
+Sensor at x=0, y=11: closest beacon is at x=2, y=10
+Sensor at x=20, y=14: closest beacon is at x=25, y=17
+Sensor at x=17, y=20: closest beacon is at x=21, y=22
+Sensor at x=16, y=7: closest beacon is at x=15, y=3
+Sensor at x=14, y=3: closest beacon is at x=15, y=3
+Sensor at x=20, y=1: closest beacon is at x=15, y=3