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@@ -0,0 +1,73 @@
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+package main
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+
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+import (
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+ "bufio"
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+ "fmt"
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+ "log"
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+ "os"
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+ "strconv"
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+ "strings"
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+)
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+
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+type monkey struct {
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+ items []int
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+}
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+
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+func readItems(line string) []int {
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+ line = strings.Replace(line, " Starting items: ", "", 1)
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+ parts := strings.Split(line, ", ")
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+
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+ var result []int
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+ for i := range parts {
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+ n, err := strconv.Atoi(parts[i])
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+ if err != nil {
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+ log.Fatal("Can't pasrse", parts[i], err)
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+ }
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+
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+ result = append(result, n)
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+ }
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+
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+ return result
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+}
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+
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+func readInput(file *os.File) []monkey {
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+ scanner := bufio.NewScanner(file)
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+ counter := 0
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+ var monkeys []monkey
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+ var currentMonkey monkey
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+
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+ for scanner.Scan() {
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+ line := scanner.Text()
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+ if line == "" {
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+ monkeys = append(monkeys, currentMonkey)
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+ counter = 0
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+ currentMonkey = monkey{}
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+ continue
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+ }
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+
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+ switch counter {
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+ case 1:
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+ currentMonkey.items = readItems(line)
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+ }
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+ counter++
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+ }
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+
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+ monkeys = append(monkeys, currentMonkey)
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+ return monkeys
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+}
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+
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+func main() {
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+ if len(os.Args) < 2 {
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+ log.Fatal("You need to specify a file!")
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+ }
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+
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+ filePath := os.Args[1]
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+ file, err := os.Open(filePath)
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+ if err != nil {
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+ log.Fatalf("Failed to open %s!\n", filePath)
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+
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+ }
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+
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+ monkeys := readInput(file)
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+ fmt.Println(monkeys)
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+}
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