Cod sursa(job #588284)
| Utilizator | Data | 7 mai 2011 16:41:14 | |
|---|---|---|---|
| Problema | Sortare prin comparare | Scor | 40 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.61 kb |
#include <fstream>
#include <algorithm>
using namespace std;
ifstream g("algsort.in");
ofstream z("algsort.out");
int v[2000];
void qsort (int l,int r)
{
int i=l,j=r;
int t=v[(l+r)/2];
while(i<=j)
{
while(v[i]<t)
i++;
while(v[j]>t)
j--;
if(i<=j)
{
swap(v[i],v[j]);
i++;
j--;
}
}
if(l<j)
qsort(l,j);
if(i<r)
qsort(i,r);
}
int main ()
{
int n,i;
g>>n;
for(i=1;i<=n;i++)
g>>v[i];
g.close();
qsort(1,n);
for(i=1;i<=n;i++)
z<<v[i]<<" ";
z.close();
return 0;
}
