#include <cstdlib>
#include <iostream>
#include <algorithm>
#include <fstream>
#include <sstream>
#include <ctime>
using namespace std;
void wyswietl(int *tab, int n)
{
for (int i = 0; i < n; i++)
cout << *(tab + i) << endl;
}
void QUICKSORT(int *tablica, int lewy, int prawy,int y)
{
if(y ==1 )
{
int v=tablica[(lewy+prawy)/2];
int p=lewy;
int q=prawy;
do
{
while (tablica[p]<v) p++;
while (tablica[q]>v) q--;
if (p<=q)
{
swap (tablica[p],tablica[q]);
p++;
q--;
}
} while (p<=q);
if (q>lewy) QUICKSORT(tablica,lewy,q,y);
if (p<prawy) QUICKSORT(tablica,p,prawy,y);
}
if(y ==2)
{
int v=tablica[(lewy+prawy)/2];
int p=lewy;
int q=prawy;
do
{
while (tablica[p]>v) p++;
while (tablica[q]<v) q--;
if (p<=q)
{
swap (tablica[p],tablica[q]);
p++;
q--;
}
} while (p<=q);
if (q>lewy) QUICKSORT(tablica,lewy,q,y);
if (p<prawy) QUICKSORT(tablica,p,prawy,y);
}
}
int main()
{
setlocale(LC_CTYPE, "Polish");
int x,n,y,*tab;
cout<< "Wpisz rozmiar tablicy: \n";
cin >> n;
/*int *tablica = new int[n];
//student* tab1; //wskaznik na tab1lice, ktorego kazdy element bedzie przechowwyac informacje o jednym studencie
// int h;
// wczytywanie(tab1,h); //do tab1licy tab1 zostana wczytane dane studentow
for(int i=0; i <n; i++)
{
tablica[i] = rand() % 7;
cout << tablica[i] << "\n";
}*/
srand(time(nullptr));
int *tablica = new int[n];
for(int i=0; i<n; i++){
tablica[i] = rand() % 7;
cout << tablica[i] << "\n";
}
tab = tablica;
cout<< "Jakie sortowanie chcesz wybrać? \n";
cout << "3: Sortowanie quicksort" << endl;
cin >>x;
switch(x)
{
case 3:
cout <<"quicksort\n";
cout<<"Wpisz 1 aby sortować rosnąco lub 2 aby sortować malejąco\n";
cin>>y;
switch(y)
{
case 1:
cout<<"Rosnąco\n";
QUICKSORT(tablica,0,n-1,y);
wyswietl(tab,n);
break;
case 2:
cout<<"Malejąco\n";
QUICKSORT(tablica,0,n-1,y);
wyswietl(tab,n);
break;
default:
cout<<"Wybierz poprawną opcję!\n";
}
break;
default:
cout<<"Wybierz opcje!\n";
break;
}
//wyswietlenie wczytanych danych o studentach
return 0;
}
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