Cod sursa(job #2560702)

Utilizator denmirceaBrasoveanu Mircea denmircea Data 28 februarie 2020 10:59:42
Problema Schi Scor 90
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.78 kb
#include <bits/stdc++.h>
#define dim 30005
using namespace std;
ifstream fin("schi.in");
ofstream fout("schi.out");
int x,k,n,i,v[dim],c[dim],j,d[dim],st,m,fr[dim],y;
short aib[dim],sol[dim];
int query(int poz){
   int r=0;
    for(;poz!=0;poz-=poz&(-poz))
        r+=aib[poz];
    return r;
}
void update(int poz){
for(;poz<=n;poz+=(-poz)&poz)
    aib[poz]++;
}
int solve(int x){
int st=1,dr=n;
while(st<=dr){
    int mid=(st+dr)/2;
    if(mid-query(mid)>=x)
      dr=mid-1;
      else st=mid+1;
}
return st;
}
int main(){
fin>>n;
for(i=1;i<=n;i++)
    fin>>v[i];
for(i=n;i>=1;i--){
    /// pt v[i]
    /// la ce pozitie este prima data suma partiala v[i];
    int poz=solve(v[i]);
    sol[poz]=i;
    update(poz);
}
for(i=1;i<=n;i++)
    fout<<sol[i]<<"\n";
}