Cod sursa(job #2124335)

Utilizator IsacLucianIsac Lucian IsacLucian Data 7 februarie 2018 09:25:52
Problema Schi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.92 kb
#include <bits/stdc++.h>

using namespace std;

ifstream fin("schi.in");
ofstream fout("schi.out");

int n,a[30005],aib[30005],sol[30005];

void Update(int p,int x)
{
    while(p<=n)
    {
        aib[p]+=x;
        p+=(p&(-p));
    }
}

int Query(int p)
{
    int s=0;
    while(p>0)
    {
        s+=aib[p];
        p-=(p&(-p));
    }
    return s;
}

int CB(int x)
{
    int st,dr,mij,s,poz;
    st=1;dr=n;
    while(st<=dr)
    {
        mij=(st+dr)/2;
        s=Query(mij);

        if(s==x){poz=mij;dr=mij-1;}
        else if(s>x)dr=mij-1;
        else st=mij+1;
    }
    return  poz;
}

int main()
{
    fin>>n;
    for(int i=1;i<=n;i++)
    {
        fin>>a[i];
        Update(i,1);
    }

    int x;
    for(int i=n;i>=1;i--)
    {
        x=CB(a[i]);
        sol[x]=i;
        Update(x,-1);
    }


    for(int i=1;i<=n;i++)
        fout<<sol[i]<<"\n";
    return 0;
}