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@@ -0,0 +1,68 @@
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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 Equation struct {
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+ result int
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+ numbers []int
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+}
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+
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+func readInput(file *os.File) []Equation {
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+ scanner := bufio.NewScanner(file)
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+ var equations []Equation
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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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+ break
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+ }
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+
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+ var equation Equation
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+ parts := strings.Split(line, ": ")
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+ if len(parts) != 2 {
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+ log.Fatalf("Bad input: %s", line)
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+ }
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+
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+ var err error
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+ equation.result, err = strconv.Atoi(parts[0])
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+ if err != nil {
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+ log.Fatalf("Problem parsing '%s': %s", parts[0], err)
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+ }
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+
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+ numbers := strings.Split(parts[1], " ")
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+ for _, number := range numbers {
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+ item, err := strconv.Atoi(number)
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+ if err != nil {
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+ log.Fatalf("Problem parsing '%s': %s", number, err)
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+ }
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+
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+ equation.numbers = append(equation.numbers, item)
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+ }
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+
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+ equations = append(equations, equation)
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+ }
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+
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+ return equations
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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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+ equations := readInput(file)
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+ fmt.Println(equations)
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+}
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