/**
 * Created by hichikawa on 2015/11/01.
 */

fun main(args: Array<String>) {
    fun readLineIntArray() : List<Int> {
        val str = readLine() as String
        val arrStr = str.split(" ")
        val ret = arrStr.map { it.toInt() }
        return ret
    }
    fun is3Times(num : Int) : Boolean {
        return (num % 3 ==0)
    }
    fun isEnclude3(num : Int) : Boolean {
        if (num == 0)
            return false
        else if (num % 10 == 3)
            return true
        else
            return isEnclude3(num / 10)
    }

    val inputNums = readLineIntArray()
    val numA = inputNums[0]
    val numB = inputNums[1]
    for(i in numA..numB) {
    if(is3Times(i) || isEnclude3(i))
        println(i)
    }
}