~ols/advent-of-code-2021: Day two plus directory layout change

4 files changed, 1080 insertions(+), 2 deletions(-)

R day-1/day-1.go => day-1.go
A day-2.go
R day-1/input => inputs/day-1
A inputs/day-2

R day-1/day-1.go => day-1.go +2 -2

@@ 16,7 16,7 @@ func partOne() int {
 	var readings []int
 	var count int
 
-	file, err := os.Open("input")
+	file, err := os.Open("inputs/day-1")
 	if err != nil {
 		log.Fatal(err)
 	}


@@ 50,7 50,7 @@ func partTwo() int {
 	var count int
 	var totals []int
 
-	file, err := os.Open("input")
+	file, err := os.Open("inputs/day-1")
 	if err != nil {
 		log.Fatal(err)
 	}

A day-2.go => day-2.go +78 -0

@@ 0,0 1,78 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func partOne() int {
+	var depth int
+	var horizontal int
+
+	file, err := os.Open("inputs/day-2")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.Fields(scanner.Text())
+		direction := line[0]
+		distance, err := strconv.Atoi(line[1])
+		if err != nil {
+			log.Fatal(err)
+		}
+		switch direction {
+		case "forward":
+			horizontal = horizontal + distance
+		case "up":
+			depth = depth - distance
+		case "down":
+			depth = depth + distance
+		}
+	}
+
+	return depth * horizontal
+}
+
+func partTwo() int {
+	var depth int
+	var horizontal int
+	var aim int
+
+	file, err := os.Open("inputs/day-2")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.Fields(scanner.Text())
+		direction := line[0]
+		distance, err := strconv.Atoi(line[1])
+		if err != nil {
+			log.Fatal(err)
+		}
+		switch direction {
+		case "forward":
+			horizontal = horizontal + distance
+			depth = depth + (aim * distance)
+		case "up":
+			aim = aim - distance
+		case "down":
+			aim = aim + distance
+		}
+	}
+
+	return depth * horizontal
+}
+
+func main() {
+	fmt.Printf("Part one: %d\nPart two: %d\n", partOne(), partTwo())
+}

R day-1/input => inputs/day-1 +0 -0

A inputs/day-2 => inputs/day-2 +1000 -0

@@ 0,0 1,1000 @@
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