/* Author: Ashraf Taifour
 * ID: 104262768
 * Date: January 27th 2020
 * Assignment 1 */

#include <iostream>
#include <iomanip> // for std::noskipws

using namespace std;  //used so std:: doesn't have to be specified for every std library command ex: noskipws.

int main()
{
    int i = 0;
    char str[100]; //to store any input after double quotations
    bool is_within_double_quotes = false;
    char byte;
    while (cin >> noskipws >> byte)   //while there's user input, store user input into char byte while not skipping any whitespace
    {
        if(!is_within_double_quotes){  //initially go through this to alter this string until you encounter a "
            switch(byte)
            {
                case '.':
                    byte = ' ';
                    break;
                case ',':
                    byte = ' ';
                    break;
                case '?':
                    byte = ' ';
                    break;
                case '-':
                    byte = ' ';
                    break;
                case '\'':
                    byte = ' ';
                    break;
                case '\"':  //once a double quotation is encountered, str will start storing the characters that will be displayed.
                        str[i] = '\"';
                        is_within_double_quotes = true;
                    break;
            }
        }
        else if(byte == '\"'){ //if it's already in double quotations and it's about to be closed.
            is_within_double_quotes = false;
            str[i] = byte;
        }
        else //if it's within double quotes it will directly be outputted without any alterations or conditions, using str[i] so
            str[i] = byte;


        if(!is_within_double_quotes) //the output will use the altered byte when it isn't within double quotes
            cout << byte;
        else //when the output is within double quotes we will get the unaltered data that was stored in str
            cout << str[i++];


    }
}