Part 2 of day 2

Dependencies

• [2] XBZHQ672 Day 1 solution

Change contents

• file addition: day2p2.go (----------)
  [2.7]
  + package main

  +

  + import "fmt"

  + import "os"

  + import "bufio"

  + import "strings"

  + import "strconv"

  +

  + func check(e error) {

  + if e != nil {

  + panic(e)

  + }

  + }

  +

  + func evdiv(l []int) int {

  + for i, a := range l[0:len(l) - 1] {

  + for _, b := range l[i + 1 : len(l)] {

  + if a % b == 0 {

  + return a / b

  + } else if b % a == 0 {

  + return b / a

  + }

  + }

  + }

  + return -1

  + }

  +

  + func main() {

  + filename := os.Args[1]

  + ssFile, error := os.Open(filename)

  + check(error)

  + ss := bufio.NewScanner(bufio.NewReader(ssFile))

  + cs := 0

  + for ss.Scan() {

  + line := ss.Text()

  + ls := bufio.NewScanner(strings.NewReader(line))

  + ls.Split(bufio.ScanWords)

  + numbers := []int{}

  + for ls.Scan() {

  + var i int

  + i, error = strconv.Atoi(ls.Text())

  + numbers = append(numbers, i)

  + }

  + cs += evdiv(numbers)

  + }

  + fmt.Println(cs)

  + }