Cod sursa(job #2295305)

Utilizator lucaperjuLuca Perju Verzotti lucaperju Data 3 decembrie 2018 15:27:33
Problema Schi Scor 5
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.99 kb
#include <fstream>
#include <algorithm>
using namespace std;
ifstream cin ("schi.in");
ofstream cout ("schi.out");
int aib[30004],aib1[300004],v[30004],n;
struct ura
{
    int a,b;
}rez[30004];
int lsb (int x)
{
    return x&-x;
}
void update (int poz)
{
    for(int i=poz;i<=n;i+=lsb(i))
        ++aib[i];
}
int query (int poz)
{
    int s=0;
    for(int i=poz;i>=1;i-=lsb(i))
        s+=aib[i];
    return s;
}
void update1 (int poz)
{
    for(int i=poz;i<=n;i+=lsb(i))
        ++aib1[i];
}
int query1 (int poz)
{
    int s=0;
    for(int i=poz;i>=1;i-=lsb(i))
        s+=aib1[i];
    return s;
}
bool cmp (ura a, ura b)
{
    if(a.a<b.a)
        return true;
    return false;
}
int main()
{
    int i;
    cin>>n;
    for(i=1;i<=n;++i)
        {cin>>v[i];rez[i].b=i;}
    for(i=n;i>=1;--i)
    {
        int x=query1(v[i]);
        rez[i].a=v[i]+query(v[i]+x);
        update(v[i]+x);
        update1(v[i]);
    }
    sort(rez+1,rez+n+1,cmp);
    for(i=1;i<=n;++i)
        cout<<rez[i].b<<'\n';
    return 0;
}