func main() {
    var leftvals []int
    var rightvals []int

    f, err := os.Open("./input.txt")
    if err != nil {
        panic(err)
    }
    defer f.Close()

    scanner := bufio.NewScanner(f)
    seen_map := make(map[int]bool)
    for scanner.Scan() {
        split := strings.Fields(scanner.Text())
        l, lerr := strconv.Atoi(split[0])
        r, rerr := strconv.Atoi(split[1])
        if lerr != nil || rerr != nil {
            panic("split failed")
        }
        leftvals = append(leftvals, l)
        rightvals = append(rightvals, r)
        if !seen_map[l] {
            seen_map[l] = true
        }
    }

    slices.Sort(leftvals)
    slices.Sort(rightvals)

    var total_dist int
    var sim_score int
    for i, lval := range leftvals {
        rval := rightvals[i]
        total_dist += max(lval, rval) - min(lval, rval)

        if seen_map[rval] {
            sim_score += rval
        }
    }

    fmt.Println(total_dist)
    fmt.Println(sim_score)
}