From a0fcb600572ea0da9dee1b5b9e7a24ce674ebe7e Mon Sep 17 00:00:00 2001
From: Matias Linares <matiaslina@gmail.com>
Date: Sat, 5 Dec 2020 10:55:56 -0300
Subject: Add 2018 and 2017

---
 2018/day3.p6 | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 2018/day3.p6

(limited to '2018/day3.p6')

diff --git a/2018/day3.p6 b/2018/day3.p6
new file mode 100644
index 0000000..ce9ae2d
--- /dev/null
+++ b/2018/day3.p6
@@ -0,0 +1,60 @@
+use lib <lib>;
+use Utils;
+
+class Point { has $.x; has $.y; method gist { "{$.x}×{$.y}"  }}
+
+class Fabric {
+    has $.left;
+    has $.top;
+    has $.width;
+    has $.height;
+
+    method points {
+	gather {
+	    my @rx = $.left ..^ ($.left+$.width);
+	    my @ry = ($.top) ..^ ($.top+$.height);
+	    for @rx -> $x {
+		for @ry -> $y {
+		    take "$x,$y";
+		}
+	    }
+	}
+    }
+}
+
+sub infix:<ð>(Fabric $f1, Fabric $f2) {
+    say $f1.points;
+    say $f2.points;
+    say '';
+    my $a = set($f1.points);
+    my $b = set($f2.points);
+    say $a (&) $b;
+}
+
+sub pt1($data --> Int) {
+    my @fabric = $data.lines.map({
+my $m = Day3.parse($_);
+Fabric.new(
+    left => $m<position><left>,
+    top => $m<position><top>,
+    width => $m<size><width>,
+    height => $m<size><height>
+)});
+
+    for @fabric.combinations(2) -> @f {
+	@f[0] ð @f[1]
+    }
+
+    return 0;
+}
+
+sub MAIN("test") {
+    my @data = q:to/E/;
+    #1 @ 1,3: 4x4
+    #2 @ 3,1: 4x4
+    #3 @ 5,5: 2x2
+    E
+    my $sq = pt1(@data);
+
+    die "Got $sq instead 4" if $sq != 4;
+}
-- 
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