Pagini recente » Cod sursa (job #718657) | Cod sursa (job #857610) | Cod sursa (job #2966451) | Cod sursa (job #687187) | Cod sursa (job #1017502)
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");
int a[500001];
int i,n;
void quiksort(int st,int dr)
{int aux,j,m;
i=st;j=dr;
m=a[(st+dr)/2];
i=st; j=dr;
do
{while(a[i]<m)
i++;
while(a[j]>m)
j--;
if(i<=j)
{
aux=a[j];a[j]=a[i];a[i]=aux;
i++;j--;
}
}
while(j>i);
if(st<j) quiksort(st,j);
if(i<dr) quiksort(i,dr);
}
int main()
{
int i;
f>>n;
for(i=1;i<=n;i++)
f>>a[i];
quiksort(1,n);
for(i=1;i<=n;i++)
g<<a[i]<<" ";
f.close(); g.close();
return 0;
}