#include <Windows.h>
#include <stdio.h>
#include <utility>
#include <conio.h>
#include <iostream>
using namespace std;


DWORD WINAPI silnia(LPVOID lpParam)
{
    int i = 1;
    int wynik = 1;
    Sleep(500);
    while (wynik < 100000)
    {
        wynik *= i;
        i++;
    }
    cout << "Wynik silni: " << wynik << endl;
    return 0;

}
DWORD WINAPI fibb(LPVOID lpParam)
{
    int  fib1 = 0, fib2 = 1, wynik = 0;

    Sleep(1500);
    while (wynik < 100000)
    {
        wynik = fib1 + fib2;

        fib1 = fib2;
        fib2 = wynik;
    }
    cout << "Wynik fibb: " << wynik << endl;

    return 0;
}
DWORD WINAPI potega(LPVOID lpParam)
{
    int i = 1;
    int wynik = 1;
    Sleep(1000);
    while (wynik < 100000)
    {
        wynik *= 2;
    }
    cout << "Wynik potegi: " << wynik << endl;

    return 0;
}

char *active_threads(char c){
    char *temp;
    if (c == 's')
        temp = "silnia";
    else if (c == 'f')
        temp = "fibb";
    else if (c == 'p')
        temp = "potega";
    return temp;
}

HANDLE threads[3];

int main(int argc, char **argv)
{
    threads[0] = CreateThread(NULL, 0, silnia, NULL, 0, NULL);
    if (threads[0] == NULL)
        ExitProcess(1);
    else
        cout << "Proces silnia utworzony \n";

    threads[1] = CreateThread(NULL, 0, fibb, NULL, 0, NULL);
    if (threads[1] == NULL)
        ExitProcess(1);
    else
        cout << "Proces fibb utworzony \n";

    threads[2] = CreateThread(NULL, 0, potega, NULL, 0, NULL);
    if (threads[2] == NULL)
        ExitProcess(1);
    else
        cout << "Proces potega utworzony \n";

    char process[3] = { 's', 'f', 'p' };

    DWORD wfmo = WaitForMultipleObjects(3, threads, false, INFINITE);
    if (WAIT_OBJECT_0 == wfmo)
    {
        cout << "Proces silnia zakonczyl dzialanie\n";
        threads[0] = threads[1];
        threads[1] = threads[2];
        process[0] = process[1];
        process[1] = process[2];
        CloseHandle(threads[2]);

    }
    else if (WAIT_OBJECT_0 + 1 == wfmo)
    {
        cout << " Proces fibb zakonczyl dzialanie \n";
        threads[1] = threads[2];
        process[1] = process[2];
        CloseHandle(threads[2]);
    }
    else if (WAIT_OBJECT_0 + 2 == wfmo)
    {
        cout << " Proces potega zakonczyl dzialanie \n";
        process[2] = NULL;
        CloseHandle(threads[2]);
    }

    wfmo = WaitForMultipleObjects(2, threads, false, INFINITE);
    if (WAIT_OBJECT_0 == wfmo)
    {
        cout << "Proces " << active_threads(process[0]) << " zakonczyl dzialanie\n";
        threads[0] = threads[1];
        process[0] = process[1];
        process[1] = NULL;
        CloseHandle(threads[1]);
    }
    else if (WAIT_OBJECT_0 + 1 == wfmo)
    {
        cout << "Proces " << active_threads(process[1]) << " zakonczyl dzialanie\n";
        CloseHandle(threads[1]);
    }

    wfmo = WaitForMultipleObjects(1, threads, false, INFINITE);
    if (WAIT_OBJECT_0 == wfmo)
    {
        cout << "Proces " << active_threads(process[0]) << " zakonczyl dzialanie\n";
        CloseHandle(threads[0]);
    }

    cout << "Wykonano wszystkie procesy \n";
    return 0;
}