Cod sursa(job #1033505)

Utilizator NitaMihaitavoidcube NitaMihaita Data 17 noiembrie 2013 01:35:11
Problema Sortare prin comparare Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.58 kb
#include<fstream>
#define nmax 500001
using namespace std;
int v[nmax],w[nmax];
void Ordoneaza(int s,int d)
{
    int i=s,m=(s+d)>>1,j=m+1,k=s;
    for(;i<=m || j<=d;)
        if(j>d || (i<=m && v[i]<v[j]))
            w[k++]=v[i++];
        else w[k++]=v[j++];
    for(k=s;k<=d;++k)
        v[k]=w[k];
}
int main()
{
    ifstream f("algsort.in");
    ofstream g("algsort.out");
    int n,i;
    f>>n;
    for(i=1;i<=n;++i)
        f>>v[i];
    Ordoneaza(1,n);
    for(i=1;i<=n;++i)
        g<<v[i]<<" ";
    g<<"\n";
    f.close();
    g.close();
    return 0;
}