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@@ -0,0 +1,65 @@
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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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+)
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+
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+type Button struct {
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+ id byte
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+ x, y int
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+}
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+
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+type Machine struct {
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+ buttons []Button
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+ x, y int
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+}
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+
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+func readInput(file *os.File) []Machine {
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+ scanner := bufio.NewScanner(file)
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+ var machines []Machine
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+ var machine Machine
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+
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+ var buttonsRead int
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+ for scanner.Scan() {
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+ line := scanner.Text()
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+ if line == "" {
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+ buttonsRead = 0
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+ machines = append(machines, machine)
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+ machine = Machine{}
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+ continue
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+ }
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+
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+ if buttonsRead < 2 {
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+ var button Button
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+ n, err := fmt.Sscanf(line, "Button %c: X+%d, Y+%d", &button.id, &button.x, &button.y)
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+ if n != 3 || err != nil {
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+ log.Fatalf("Not able to parse button '%s': %s", line, err)
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+ }
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+
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+ machine.buttons = append(machine.buttons, button)
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+ buttonsRead++
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+ }
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+
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+ }
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+
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+ machines = append(machines, machine)
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+ return machines
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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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+ machines := readInput(file)
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+ fmt.Println(machines)
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+}
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