PozitiiConsecutive

#include <bits/stdc++.h>

using namespace std;
ifstream fin("pozitiiconsecutive.in");
ofstream fout("pozitiiconsecutive.out");
unsigned long long x, y, z;
int main()
{
    fin>>x>>y;
    z=2*x-y+2;
    fout<<y<<" "<<x<<" "<<z<<" ";
    while(z)
    {
        y=x;
        x=z;
        z=2*x-y+2;
        fout<<z<<" ";
    }
    return 0;
}