Pagini recente » Cod sursa (job #3170153) | Cod sursa (job #2813083) | Cod sursa (job #1240919) | Cod sursa (job #1290706) | Cod sursa (job #662590)
Cod sursa(job #662590)
#include<fstream>
using namespace std;
int a[500001],n;
ifstream f("algsort.in");
ofstream g("algsort.out");
void quicksort(int a[500001],int l,int r)
{if(l==r)
return;
int aux, min=l, max=r, mid=a[l+(r-l)/2];
while(min<=max)
{while(a[min]<mid)
min++;
while(a[max]>mid)
max--;
if(min<=max)
{ aux=a[min];
a[min]=a[max];
a[max]=aux;
min++;
max--;}
}
if(l<max)
quicksort(a,l,max);
if(min<r)
quicksort(a,min,r);
}
int main()
{int i;
f>>n;
for(i=1;i<=n;i++)
f>>a[i];
quicksort(a,1,n);
for(i=1;i<=n;i++)
g<<a[i]<<" ";
f.close();
g.close();
return 0;
}