Use 'helpers' module for previous days

2019/day02/main.go

@@ -1,20 +1,19 @@
 package main
 
 import (
-	"bufio"
 	"fmt"
-	intcode "git.bullercodeworks.com/brian/adventofcode/2019/intcode-processor"
-	"log"
 	"os"
-	"strconv"
 	"strings"
+
+	intcode "git.bullercodeworks.com/brian/adventofcode/2019/intcode-processor"
+	helpers "git.bullercodeworks.com/brian/adventofcode/helpers"
 )
 
 func main() {
-	inp := StdinToString()
+	inp := helpers.StdinToString()
 	var prog []int
 	for _, v := range strings.Split(inp, ",") {
-		prog = append(prog, Atoi(v))
+		prog = append(prog, helpers.Atoi(v))
 	}
 	part1(prog)
 	part2(prog)
@@ -129,21 +128,3 @@ func add(i, j int, prog []int) int {
 func mult(i, j int, prog []int) int {
 	return prog[i] * prog[j]
 }
-
-func StdinToString() string {
-	var input string
-	scanner := bufio.NewScanner(os.Stdin)
-	for scanner.Scan() {
-		input += scanner.Text()
-	}
-	return input
-}
-
-func Atoi(i string) int {
-	var ret int
-	var err error
-	if ret, err = strconv.Atoi(i); err != nil {
-		log.Fatal("Invalid Atoi")
-	}
-	return ret
-}