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@@ -0,0 +1,69 @@
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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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+)
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+
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+func readFile(file *os.File) [2][]int {
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+ var decks [2][]int
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+ index := 0
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+ changed := false
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+ scanner := bufio.NewScanner(file)
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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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+ if changed {
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+ break
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+ }
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+
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+ continue
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+ }
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+
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+ if line == "Player 1:" {
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+ continue
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+ }
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+
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+ if line == "Player 2:" {
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+ index++
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+ changed = true
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+ continue
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+ }
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+
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+ card, err := strconv.Atoi(line)
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+ if err != nil {
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+ log.Fatalf("Error processing card for %s: %s", line, err)
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+ }
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+
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+ decks[index] = append(decks[index], card)
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+ }
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+ if err := scanner.Err(); err != nil {
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+ log.Fatalf("Scanner error: %s", err)
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+ }
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+
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+ return decks
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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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+ decks := readFile(file)
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+ if err := file.Close(); err != nil {
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+ log.Fatalf("Failed to close file: %s", err)
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+ }
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+
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+ fmt.Println(decks)
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+}
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