package com.telerikacademy.tasks;

import java.util.Scanner;
import java.util.Stack;

public class BackspaceStringCompare {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        String expr = scanner.nextLine();

        int firstOpenComma = expr.indexOf('"');
        int firstClosingComma = expr.indexOf('"',firstOpenComma+1);
        int secondOpenComma = expr.indexOf('"', firstClosingComma + 1);
        int secondClosingComma = expr.indexOf('"', secondOpenComma + 1);

        String firstArray = expr.substring(firstOpenComma , firstClosingComma);
        String secondArray = expr.substring(secondOpenComma , secondClosingComma);

        Stack<Character> stack = new Stack<>();
        Stack<Character> stack2 = new Stack<>();

        for (Character c: firstArray.toCharArray()) {
            if(c!= '#'){
                stack.push(c);
            }else{
                if (!stack.isEmpty()){
                    stack.pop();
                }
            }
        }
        for (Character c: secondArray.toCharArray()) {
            if(c!= '#'){
                stack2.push(c);
            }else{
                if (!stack.isEmpty()){
                    stack2.pop();
                }
            }
        }
        if(stack.equals(stack2)){
            System.out.println(true);
        }else{
            System.out.println(false);
        }
    }
}