function Main(input) {
  input = input.split(' ');
  let min = parseInt(input[0]);
  let max = parseInt(input[1]);

  function include_3(num) {
    if (num.toString().length >= 2) {
      if (num.toString().indexOf('3') !== -1) {
        return true;
      }
    } else if (num === 3) {
      return true;
    }
  }

  for(var i = min; i <= max; i++) {
    let num = parseInt(i);
    if (num % 3 === 0 || include_3(num)) {
      console.log(num);
    }
  }
}
Main(require('fs').readFileSync('/dev/stdin', 'utf8'));