#include <iostream>
using namespace std;

int main()
{
    int a[]={-1,1,2,0,-5,0,-7};
    const int N=6;
    int negative=0,nulls=-1,min=0,maxnegative=0;
    for (int i=0;i<N;++i)
    {
        if (a[i]>0 && (a[i]<a[min]||a[min]<=0))
           min=i;
        else if (a[i]==0)
        {
            if (nulls==-1) nulls=i;
            else {
                for (int i=0;i<N;++i)
                  if (i!=nulls) cout<<a[i]<<" ";
                return 0;
            }
        }
        else if (a[i]<0)
        {
            ++negative;
            if (a[i]>a[maxnegative] || a[maxnegative]>=0) maxnegative=i;
        }
    }

    if (negative%2==0)
    {
        if (nulls!=-1)
        {
            for (int i=0;i<N;++i)
            if (i!=nulls) cout<<a[i]<<" ";
        }
        else {
           for (int i=0;i<N;++i)
            if (i!=min) cout<<a[i]<<" ";
        }
    }
    else if(negative%2)
    {
            for (int i=0;i<N;++i)
            if (i!=maxnegative) cout<<a[i]<<" ";
    }

    return 0;
}