Cod sursa(job #1141073)

Utilizator Alexa2001Alexa Tudose Alexa2001 Data 12 martie 2014 16:20:01
Problema Schi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.75 kb
#include <cstdio>
#define ub(x) (x&(-x))

using namespace std;
int C[30009],aib[30009],n,i,a[30009];

int sm(int p)
{
    int s=0,i;
   for(i=p;i>0;i-=ub(i))
   s+=aib[i];
   return s;
}

void uu(int x)
{
   for(int i=x;i<=n;i+=ub(i))
   aib[i]--;
}

int cb(int x)
{
   int p=1,y,u=n,m;

   while(p<=u)
   {
     m=(p+u)/2;
     y=sm(m);
     if(y<x) p=m+1;
     else u=m-1;
   }

   uu(u+1);
   return u+1;


}

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

    scanf("%d",&n);

    for(i=1;i<=n;++i)
     scanf("%d",&a[i]);

    for(i=1;i<=n;++i)
    aib[i]=ub(i);

    for(i=n;i>=1;--i)
    C[cb(a[i])]=i;

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


    return 0;
}