Cod sursa(job #2298203)

Utilizator ptudortudor P ptudor Data 7 decembrie 2018 18:18:45
Problema Order Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.21 kb
#include <bits/stdc++.h>
using namespace std;
ifstream in("order.in");
ofstream out("order.out");
int n,aib[15005],poz=1;
int query(int p);
void update(int p,int x);
int cautbin(int st, int dr, int turn)
{
    int fin,mij,detriment=query(st);
    while (st<=dr)
    {
        mij=(st+dr)/2;
        if (query(mij)-detriment<turn)st=mij+1;
        else
        {
            fin=mij;
            dr=mij-1;
        }
    }
    return fin;
}
void solve(int turn)
{
    int dr=query(n)-query(poz);
    if (dr>turn)
    {
        poz=cautbin(poz,n,turn);
        out<<poz<<" ";
        update(poz,-1);
    }
    else
    {
        turn-=dr;
       // cout<<turn<<" ";
        if (turn>query(n))turn=turn%query(n);
      //  cout<<turn<<"\n";
        poz=cautbin(0,n,turn);
        out<<poz<<" ";
        update (poz,-1);
    }
}
void update(int p,int x)
{
    for (;p<=n;p+=(p&(-p)))
        aib[p]+=x;
}
int query(int p)
{
    int s=0;

    for (;p>0;p-=(p&(-p)))
        s+=aib[p];
    return s;
}
int main()
{int i;
    in>>n;
    for (i=1;i<=n;i++)update(i,1);
    for (i=1;i<n;i++) solve(i);
    out<<cautbin(0,n,1)<<"\n";
    out.close();
    in.close();
    return 0;
}