03_Task3_Code.cpp

// 01_03_Task3_Code.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream> //for std::cout
#include <string>
#include <sstream>
#include <iomanip>
#include <vector>
#include <vector>
#include <utility>  //pair<vey, value>

using namespace std;

int main()
{
    cin.sync_with_stdio(false);
    cout.sync_with_stdio(false);

    string line;
    getline(cin, line);
    vector<string> data_V_strSeparators;
    string strToken;
    istringstream iss(line);
    while (iss >> strToken)
    {
        data_V_strSeparators.push_back(strToken);
    }
    string text;
    getline(cin, text);

    for (auto n : data_V_strSeparators)
    {
        int pos = text.find(n);

        while (pos != string::npos)
        {
            text.replace(pos, n.size(), "*");
            pos = text.find(n, pos + 1);
        }
    }
    //CHECK:
    //cout << text << endl;

    text += "*";
    string strNumToFind;
    getline(cin, strNumToFind);
    int cnt = 0;
    while (strNumToFind != "0")
    {
        int firstIndexOfNumberToFind = text.find(strNumToFind, 0);
        if (firstIndexOfNumberToFind == string::npos)
        {
            cout << 0 << endl;
            getline(cin, strNumToFind);
            continue;
        }
        int firstIndexOfStar = text.find("*", 0);

        if (firstIndexOfNumberToFind < firstIndexOfStar)
        {
            cnt = 0;
            int indexOfOccurence = firstIndexOfNumberToFind;
            cnt++;
            while (indexOfOccurence != string::npos)
            {
                indexOfOccurence = text.find("*", indexOfOccurence + strNumToFind.size());
                indexOfOccurence = text.find(strNumToFind, indexOfOccurence + 1);
                if (indexOfOccurence != string::npos)
                {
                    cnt++;
                }
                else
                {
                    cout << cnt << endl;
                    break;
                }
            }
        }
        else
        {
            cnt = 0;
            int indexOfOccurence = firstIndexOfStar;
            while (indexOfOccurence != string::npos)
            {
                indexOfOccurence = text.find(strNumToFind, indexOfOccurence + 1);
                if (indexOfOccurence != string::npos) {
                    cnt++;
                }
                else
                {
                    cout << cnt << endl;
                    break;
                }
                indexOfOccurence = text.find("*", indexOfOccurence + strNumToFind.size());
                //CHECK:
                //cout << "count: " << cnt << "Index of *: " << indexOfOccurence << endl;
            }
        }
        getline(cin, strNumToFind);
    }
    return 0;
}