updated repo layout

day08/8a/main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+)
+
+func main() {
+	content := returnContent("../input")
+	//content := returnContent("../testInput")
+
+	matches := 0
+
+	for _, line := range *content {
+		split := strings.Split(line, " | ")
+		rhs := split[1]
+		digits := strings.Fields(rhs)
+
+		for _, digit := range digits {
+			segments := len(digit)
+			if segments == 2 || segments == 4 || segments == 3 || segments == 7 {
+				matches++
+			}
+		}
+	}
+
+	fmt.Println(matches)
+
+}
+
+func returnContent(path string) *[]string {
+	//read file and return it as an array of integers
+
+	file, err := os.Open(path)
+	var content []string
+
+	if err != nil {
+		fmt.Println("Unlucky, the file didn't open")
+		return &content
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		content = append(content, scanner.Text())
+	}
+
+	return &content
+}