selectnum

#!/usr/bin/awk -f

BEGIN { if (ARGC > 1) {
            from = ARGV[1];
            to = ARGV[2];
            delete ARGV[1];
            delete ARGV[2];
        }
}

function range(n){
    if (from != "-" && to != "-" && to) {
        if (n >= from && n <= to)
            return n
    } else if (from == "-" && to != "-" && to) {
        if (n <= to)
            return n
    } else if (from != "-" && to == "-" && to) {
        if (n >= from)
            return n
    } else
        return n
}



NF == 1 {
    if (range($0))
        print $0
}

NF > 1 {
        n = split($0, arr,/(\s|\t|,)/)
        for (i in arr)
             if (range(arr[i]))
                print arr[i]
}