Cod sursa(job #1014694)
| Utilizator | Data | 23 octombrie 2013 00:52:00 | |
|---|---|---|---|
| Problema | Sortare prin comparare | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.7 kb |
#include <fstream>
#include<algorithm>
using namespace std;
ifstream cin("algsort.in");
ofstream cout("algsort.out");
void qsort(int v[], int st, int dr)
{
int i=st, j=dr;
int piv = v[(st+dr)/2];
while (i <= j)
{
while (v[i] < piv) i++;
while (v[j] > piv) j--;
if (i <= j)
{
swap(v[i],v[j]);
i++;
j--;
}
}
if (st < j) qsort(v, st, j);
if (i < dr) qsort(v, i, dr);
}
int main()
{
int n, v[500001], i;
cin>>n;
for(i=1;i<=n;i++)cin>>v[i];
qsort(v, 1, n);
for(i=1;i<=n;i++)cout<<v[i]<<" ";
return 0;
}
