Cod sursa(job #1501232)

Utilizator SirStevensIonut Morosan SirStevens Data 13 octombrie 2015 08:31:38
Problema Sortare prin comparare Scor 80
Compilator cpp Status done
Runda Arhiva educationala Marime 0.54 kb
#include <fstream>

using namespace std;

ifstream in("algsort.in");
ofstream out("algsort.out");

int n,v[500000],sortat,t;

void sortat1(int st,int dr)
{
int i=st,j=dr,x=v[(i+j)/2];
do
    {while(v[j]>x)j--;
     while(v[i]<x)i++;

    if(i<=j)
    {t=v[i],v[i]=v[j],v[j]=t;
    i++;j--;}

    }while(i<=j);

    if(j>st)sortat1(st,j);
    if(i<dr)sortat1(i,dr);
}
int main()
{
    in>>n;
    for(int i=1;i<=n;i++)
        in>>v[i];
    sortat1(1,n);
    for(int i=1;i<=n;i++)
        out<<v[i]<<" ";
    return 0;
}