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@@ -0,0 +1,48 @@
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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 readInput(file *os.File) []int {
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+ scanner := bufio.NewScanner(file)
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+ numbers := []int{0}
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+ index := 0
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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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+ index++
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+ numbers = append(numbers, 0)
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+ continue
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+ }
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+
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+ if number, err := strconv.Atoi(line); err == nil {
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+ numbers[index] += number
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+ } else {
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+ log.Fatal("Numbers: ", err)
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+ }
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+ }
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+
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+ return numbers
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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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+ numbers := readInput(file)
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+ fmt.Println(numbers)
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+}
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