Cod sursa(job #1183538)

Utilizator Theodor1000Cristea Theodor Stefan Theodor1000 Data 9 mai 2014 16:32:45
Problema Schi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.93 kb
#include <cstdio>

#define su(x) (x&(-x))

using namespace std;

int v[30010], n, aib[30010], rez[30010];

void add (int i, int x)
{
    for (; i <= n; i += su(i))
        aib[i] += x;
}

int sum (int i)
{
    int rez = 0;
    for (; i; i -= su(i))
        rez += aib[i];

    return rez;
}

int cautbin (int x)
{
    int a = 1, b = n;
    while (a <= b)
    {
        int m = (a + b) / 2;

        if (x <= sum (m)) b = m - 1;
        else a = m + 1;
    }

    return a;
}

int main ()
{
    freopen ("schi.in", "r", stdin);
    freopen ("schi.out", "w", stdout);

    scanf ("%d", &n);

    for (int i = 1; i <= n; i++)
    {
        scanf ("%d", &v[i]);
        add (i, 1);
    }

    for (int i = n; i; i--)
    {
        int poz = cautbin (v[i]);
        rez[poz] = i;
        add (poz, -1);
    }

    for (int i = 1; i <= n; i++)
        printf ("%d\n", rez[i]);

    return 0;
}