start day14

2 files changed, 62 insertions, 0 deletions

diff --git a/day14.go b/day14.go
new file mode 100644
index 0000000..c1babe6
--- /dev/null
+++ b/day14.go
@@ -0,0 +1,60 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+type coord struct {
+	x, y int
+}
+
+type cave struct {
+	scan []byte
+}
+
+func main() {
+	f, err := os.Open("day14.txt")
+	if err != nil {
+		log.Fatal("Could not read input file")
+	}
+
+	s := bufio.NewScanner(f)
+	coords := []coord{}
+	xmin, xmax := 1<<31, 0
+	ymin, ymax := 1<<31, 0
+	for s.Scan() {
+		line := s.Text()
+		for _, coordString := range strings.Split(line, "->") {
+			nums := strings.Split(strings.Trim(coordString, " "), ",")
+			x, err := strconv.Atoi(nums[0])
+			if err != nil {
+				panic(err)
+			}
+			y, err := strconv.Atoi(nums[1])
+			if err != nil {
+				panic(err)
+			}
+			if x > xmax {
+				xmax = x
+			}
+			if x < xmin {
+				xmin = x
+			}
+			if y > ymax {
+				ymax = y
+			}
+			if y < ymin {
+				ymin = y
+			}
+			coords = append(coords, coord{x, y})
+		}
+	}
+	fmt.Println(coords, xmin, xmax, ymin, ymax)
+
+	cave := &cave{scan: make([]byte, (xmax-xmin)*(ymax-ymin))}
+}
diff --git a/day14.txt b/day14.txt
new file mode 100644
index 0000000..4e87bb5
--- /dev/null
+++ b/day14.txt
@@ -0,0 +1,2 @@
+498,4 -> 498,6 -> 496,6
+503,4 -> 502,4 -> 502,9 -> 494,9