#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int main()
{
    cin.tie(0)->sync_with_stdio(0);
    ll now=6000;
    for(int i=0;i<7;i++)
    {
        ll t;cin>>t;
        if(t==-1||now==-1)
        {
            now=-1;
        }
        else now-=t;
        cout<<max(-1ll,now)<<endl;
    }
}