Pagini recente » Cod sursa (job #67542) | Cod sursa (job #95647) | Cod sursa (job #2538115) | Cod sursa (job #2849373) | Cod sursa (job #931016)
Cod sursa(job #931016)
#include <fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");
void quicksort(int a[] ,int inf, int sup);
int main()
{
int n,a[500000];
f>>n;
for (int i =1; i<= n; i++) f>>a[i];
quicksort(a,1,n);
for(int i =1; i<=n;i++) g<<a[i]<<" ";
return 0;
}
void quicksort(int a[] , int inf, int sup)
{
int pivot = a[(inf+sup)/2];
int aux;
int i = inf;
int j = sup;
while (i<=j)
{
while (a[i] <pivot)
i++;
while(a[j]>pivot)
j--;
if (i<=j)
{
aux = a[i];
a[i] = a[j];
a[j] = aux;
i++;
j--;
}
}
if (j>inf) quicksort(a,inf,j);
if (i<sup) quicksort(a,i,sup);
}