#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
int main()
{
ll t;
cin>>t;
while(t--)
{
unordered_map<ll,ll>a;
ll n;
cin>>n;
ll z[n],k1=0,k2=0;
for(int i=0;i<n;i++)
{
cin>>z[i];
}
for(int i=0;i<n;i++)
{
if((z[i]>0)&&(a.count(z[i])==0))
{
k1+=z[i];
}
else if((z[i]<0)&&(a.count(z[i])==0))
{
k2+=z[i];
}
a[z[i]]++;
}
cout<<k1<<" "<<k2<<"\n";
}
return 0;
}
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