Mai intai trebuie sa te autentifici.
Cod sursa(job #1133185)
Utilizator | Data | 4 martie 2014 16:23:14 | |
---|---|---|---|
Problema | Sortare prin comparare | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 1.06 kb |
#include<fstream>
#include<algorithm>
using namespace std;
int i,n,sf=1;
long long heap[500001];
void add1(int nod)
{
if (nod>1)
if (heap[nod]>heap[nod/2]) {swap(heap[nod],heap[nod/2]); add1(nod/2); }
}
void cob(int nod)
{ int max1;
max1=nod;
if (2*nod<=sf && heap[nod]<heap[2*nod]) max1=2*nod;
if (2*nod+1<=sf && heap[max1]<heap[2*nod+1]) max1=2*nod+1;
if (nod!=max1) {swap(heap[nod],heap[max1]); cob(max1); }
}
int main()
{
ifstream cin("algsort.in");
ofstream cout("algsort.out");
cin>>n;
for (i=1;i<=n;++i)
cin>>heap[i];
for (i=1;i<=n;++i)
{ add1(sf);
sf++;
}
--sf;
for (i=1;i<=n;++i)
{
swap(heap[1],heap[sf]);
sf--;
cob(1);
}
for (i=1;i<=n;++i)
cout<<heap[i]<<' ';
return 0;
}
//Totusi este trist in lume