Cod sursa(job #913294)

Utilizator beldeabogdanBogdan Beldea beldeabogdan Data 13 martie 2013 11:24:46
Problema Heapuri Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.94 kb
#include<cstdio>
using namespace std;
int n,v[500005],k;
void interclasare(int pr,int mij1,int ul)
{
    k=0;
    int i=pr;
    int j=mij1+1;
    int y[500005];
    while(i<=mij1 && j<=ul)
    {
        if(v[i]<v[j])
        {
            y[++k]=v[i];
            i++;
        }
        else
        {
            y[++k]=v[j];
            j++;
        }
    }
    for(;i<=mij1;i++)
        y[++k]=v[i];
    for(;j<=ul;j++)
        y[++k]=v[j];
    for(i=1;i<=k;i++ )
    v[pr+i-1]=y[i];
}
void sortare(int p,int u)
{
    if(u-p>=1)
    {
        int mij=(p+u)/2;
        sortare(p,mij);
        sortare(mij+1,u);
        interclasare(p,mij,u);
    }
}
int main()
{
    freopen("algsort.in","r",stdin);
    freopen("algsort.out","w",stdout);

    scanf("%d",&n);
    for(int i=1;i<=n;i++)
        scanf("%d",&v[i]);
    sortare(1,n);
    for(int i=1;i<=n;i++)
        printf("%d ",v[i]);
        return 0;
}