#include <iostream>
#include <fstream>
#include <cmath>
using namespace std;

void salinimas (double temp[],int &n, int i);

int main()
{
    int n,tinka=0;
    double temp[100];
    ifstream in ("duom.txt");
    in >>n;
    for (int i=0; i<n; i++)
    {
        in >> temp[i];
    }
    for (int i=0; i<n; i++)
    {
       if(temp[i]<0)
       {
           salinimas(temp,n,i);
           i--;
       }
    }
    for (int i=0; i<n; i++)
    {
        cout <<temp[i]<<endl;
    }
    in.close();
    return 0;
}

void salinimas (double temp[],int &n, int i)
{
    int k;
    for (int i=k; i<n-1; i++)
    {
        temp[i]=temp[i+1];
    }
    n=n-1;
}