object Main {

	def main(arg:Array[String]) = {
		val list = scala.io.StdIn.readLine().toList;

		var num_o = countChar(list, 'o');
		var num_x = countChar(list, 'x');

		for (c <- list) {
			println(100.0 * num_o / (num_x + num_o));
			if (c == 'o') num_o -= 1;
			else num_x -= 1;
		}
	}

	def countChar(list:List[Char], aim:Char):Int = {
		var cnt = 0;
		for (c <- list) {
			if (c == aim) cnt += 1;
		}
		return cnt;
	}

}