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@@ -0,0 +1,49 @@
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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 tile struct {
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+ x, y int
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+}
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+
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+func readInput(file *os.File) []tile {
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+ scanner := bufio.NewScanner(file)
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+ var tiles []tile
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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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+ continue
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+ }
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+
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+ var x, y int
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+ n, err := fmt.Sscanf(line, "%d,%d", &x, &y)
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+ if n != 2 || err != nil {
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+ log.Fatalf("Bad input: %s", line)
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+ }
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+
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+ tiles = append(tiles, tile{x: x, y: y})
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+ }
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+
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+ return tiles
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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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+ tiles := readInput(file)
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+ fmt.Println(tiles)
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+}
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