Cod sursa(job #1790751)

Utilizator tanasaradutanasaradu tanasaradu Data 28 octombrie 2016 18:12:49
Problema Schi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.01 kb
#include <bits/stdc++.h>
using namespace std;
ifstream fin("schi.in");
ofstream fout("schi.out");
int a[30001],n,m,cl[30001],v[30001];
void Update(int p,int x)
{
    while(p<=n)
    {
        a[p]=a[p]+x;
        p=p+(p&(-p));
    }
}
int Query(int p)
{
    int suma=0;
    while(p>=1)
    {
        suma+=a[p];
        p-=(p&(-p));
    }
    return suma;
}
int Cautare(int suma)
{
    int st=1,dr=n,poz,mij,x;
    poz=-1;
    while(st<=dr)
    {
        mij=(st+dr)/2;
        x=Query(mij);
        if(x==suma)
        {
            poz=mij;
            dr=mij-1;
        }
        else if(x<suma)st=mij+1;
        else dr=mij-1;
    }
    return poz;
}
int main()
{
    int i,x,y,op;
    fin>>n;
    for(i=1;i<=n;i++)
      Update(i,1);
    for(i=1;i<=n;i++)
        fin>>v[i];
    for(i=n;i>=1;i--)
    {
        x=Cautare(v[i]);
        cl[x]=i;
        Update(x,-1);
    }
    for(i=1;i<=n;i++)
        fout<<cl[i]<<"\n";
    fin.close();
    fout.close();
    return 0;
}