Cod sursa(job #1445644)

Utilizator groparu69Stefan Micu groparu69 Data 30 mai 2015 16:55:13
Problema Sortare prin comparare Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.64 kb
#include <fstream>
#include<iostream>
using namespace std;
int v[500000];
void qsort(int s,int d)
{
    int m=v[(s+d)/2];
    int i,j;
    j=d;
    i=s;
    while(i<=j)
    {
        while(v[i]<m)
        i++;
        while(v[j]>m)
        j--;
        if(i<=j)
        {swap(v[i],v[j]);
       i++;
        j--;}
    }
    if(s<j)
    qsort(s,j);
    if(i<d)
    qsort(i,d);
}
ifstream in("algsort.in");
ofstream out("algsort.out");
int main()
{
    int n,i;
    in>>n;
    for(i=0;i<n;i++)
    {
        in>>v[i];
    }
    qsort(0,n-1);
    for(i=0;i<n;i++)
    {
        out<<v[i]<<" ";
    }
    return 0;
}