refactor(helper): update module path and function names

- move `helper` package files to root `helper` directory
- update all helper imports
- rename `GetLines` to `getLines` for consistent naming convention

🤖

2024/01/main.go

@@ -1,9 +1,10 @@
 package main
 
 import (
-	"aoc2024/helper"
 	"fmt"
 	"sort"
+
+	"aoc/helper"
 )
 
 type list struct {

2024/02/main.go

@@ -1,9 +1,10 @@
 package main
 
 import (
-	"aoc2024/helper"
 	"fmt"
 	"sort"
+
+	"aoc/helper"
 )
 
 type reports []report

2024/go.mod

@@ -1,3 +0,0 @@
-module aoc2024
-
-go 1.23.3

2024/helper/input.go

@@ -1,53 +0,0 @@
-package helper
-
-import (
-	"bufio"
-	"log"
-	"os"
-	"path/filepath"
-	"strconv"
-	"strings"
-)
-
-const INPUT_FILE = "input"
-
-func GetLines() *bufio.Scanner {
-	wd, err := os.Getwd()
-	filePath := filepath.Join(wd, INPUT_FILE)
-
-	file, err := os.Open(filePath)
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	return bufio.NewScanner(file)
-}
-
-func ReadLinesTwoIntSlices() (list_a []int, list_b []int) {
-	scanner := GetLines()
-	for scanner.Scan() {
-		parts := strings.Fields(scanner.Text())
-
-		value_a, _ := strconv.Atoi(parts[0])
-		value_b, _ := strconv.Atoi(parts[1])
-
-		list_a = append(list_a, value_a)
-		list_b = append(list_b, value_b)
-	}
-
-	return list_a, list_b
-}
-
-func ReadLinesToIntSlices() (lines [][]int) {
-	scanner := GetLines()
-	for scanner.Scan() {
-		string_line := strings.Fields(scanner.Text())
-		int_line := make([]int, len(string_line))
-		for i, val := range string_line {
-			int_line[i], _ = strconv.Atoi(val)
-		}
-		lines = append(lines, int_line)
-	}
-
-	return lines
-}

2024/helper/math.go

@@ -1,9 +0,0 @@
-package helper
-
-func Abs(x int) int {
-	if x < 0 {
-		return -x
-	}
-
-	return x
-}