import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.Stack;
import java.util.StringTokenizer;


public class DataCreate {

	private Stack<String> myStack = new Stack<String>();
	private List<String> myList = new ArrayList<String>();
	private List<String> endList = new ArrayList<String>();

	public DataCreate(String operation)
	{
		StringTokenizer st = new StringTokenizer(operation,"*/+-",true);
		while(st.hasMoreTokens())
		{
			myList.add(st.nextToken());
		}

		for(String object: myList)
		{
			//System.out.println(object);
			if(object.equalsIgnoreCase("+")||object.equalsIgnoreCase("-")||object.equalsIgnoreCase("*")||object.equalsIgnoreCase("/"))
			{
				if(myStack.isEmpty())
					myStack.push(object);
				else
				{
					if(compareOperator(object) > compareOperator(myStack.lastElement()))
						myStack.push(object);
					else
					{
						endList.add(object);
						myStack.push(object);
					}
				}
			}
			else
				endList.add(object);
		}

		//System.out.println(checkStack());
		wypisz();
	}

	public int compareOperator(String operation)
	{
		if(operation.equals("+") || operation.equals("-") || operation.equals("*") || operation.equals("/"))
		{
			if(operation.equals("+") || operation.equals("-"))
				return 1;
			else
				return 2;
		}
		else
			return -1;
	}

	public void wypisz()
	{
		for(String object: endList)
			System.out.println(object);
	}

}