Cod sursa(job #1050713)

Utilizator PetreFlorinaFMI Petre Florina PetreFlorina Data 9 decembrie 2013 00:01:21
Problema Sortare prin comparare Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 1 kb
#include <iostream>
#include <fstream>
#include<algorithm>

using namespace std;

int cn;
int v[500001];

void adaugare (int i)
{
    int poz = i;
     while (v[poz] < v[poz/2])
        {
            swap(v[poz], v[poz/2]);
            poz = poz/2;
        }
}

void sortare(int poz )
{
    int i;
    swap(v[1], v[cn]);
    cn --;
     for (i=poz; i<=cn; i++)
     {
         poz = i;
      while (v[poz] < v[poz/2])
        {
            swap(v[poz], v[poz/2]);
            poz = poz/2;
        }
}}
int main()

{
    int i,n;
    ifstream f("heap.in");
    ofstream g("heap.out");

    f >> n;
    f >> v[1];

        for (i=2; i<=n; i++)
              {
                  f >> v[i];
                  adaugare(i);
              }
           cn = n;
           i = 1;
           while (i<=cn)
           {
               g << v[i] <<" ";
               sortare(i);
           }

      //  for (i=1; i<=n; i++)
        // cout << v[i] << " ";
    return 0;
}