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#include <iostream>
#include <fstream>
using namespace std;
ifstream in("algsort.in");
ofstream out("algsort.out");
void partitie3 (int v[],int st, int dr, int &p1,int &p2)
{
p1=st;
p2=dr-1;
for(int i=st; i<=p2; )
{
if(v[i]<v[dr])
{
swap(v[i],v[p1++]);
i++;
}
else if(v[i]>v[dr])
{
swap(v[i],v[p2--]);
}
else i++;
}
swap (v[dr],v[++p2]);
}
void qs(int v[],int st,int dr)
{
if(st>=dr)
{
return;
}
int p1,p2;
partitie3(v,st,dr,p1,p2);
qs(v,st,p1-1);
qs(v,p1+1,dr);
}
int main()
{
int n,v[101],i;
in>>n;
for(i=1; i<=n; i++)
{
in>>v[i];
}
for(i=n; i>0; i--)
{
int p=rand()%i;
swap(v[i-1],v[p]);
}
qs(v,1,n);
for(i=1; i<=n; i++)
{
out<<v[i]<<" ";
}
}