Cod sursa(job #2536565)

Utilizator cyg_vladioanBirsan Vlad cyg_vladioan Data 2 februarie 2020 11:53:54
Problema Schi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.13 kb
#include <cstdio>
using namespace std;
const int NMAX = 30000;
int v[NMAX + 5] , aib[NMAX + 5] , ans[NMAX + 5] , n;
inline void update(int poz)
{
    for( ; poz <= n ; poz += (poz & (-poz)))
        aib[poz] --;
}
inline int query(int poz)
{
    int suma = 0;
    for( ; poz > 0 ; poz -= (poz & (-poz)))
        suma += aib[poz];
    return suma;
}
inline int bs(int st , int dr , int k)
{
    int last = 1000001;
    while(st <= dr)
    {
        int med = (st + dr) / 2;
        int aux = query(med);
        if(k == aux && med < last)
            last = med;
        if(k <= aux)
            dr = med - 1;
        else
            st = med + 1;
    }
    return last;
}
int main()
{
    freopen("schi.in" , "r" , stdin);
    freopen("schi.out" , "w" , stdout);
    int i;
    scanf("%d" , &n);
    for(i = 1 ; i <= n ; i ++)
    {
        scanf("%d" , &v[i]);
        aib[i] = (i & (-i));
    }
    for(i = n ; i >= 1 ; i --)
    {
        int poz = bs(1 , n ,v[i]);
        update(poz);
        ans[poz] = i;
    }
    for(i = 1 ; i <= n ; i ++)
        printf("%d\n" , ans[i]);
    return 0;
}