#include <bits/stdc++.h>
using namespace std;

int main() {
    int q;
    cin >> q;
    while(q--) {
        double p, r, y;
        cin >> p >> r >> y;

        bool swapp = (p < 0); p = abs(p);
        bool swapr = (r < 0); r = abs(r);
        bool neg = (y < 0); y = abs(y);

        double n,e,s,w;
        if (max(p, r) - min(p, r) > y) {
            e = p / 2;
            w = -p / 2;
            n = r / 2;
            s = -r / 2;
            if(p > r) {
                n += y / 2;
                s += y / 2;
            } else {
                e += y / 2;
                w += y / 2;
            }
        }
        else {
            n = (y + p + r) / 4;
            e = n;
            s = n - r;
            w = e - p;
        }

        if(swapp) swap(e, w);
        if(swapr) swap(n, s);
        if(neg) {
            n = -n; e = -e; s = -s; w = -w;
        }
        cout << setprecision(9) << n << " " << e << " " << s << " " << w << "\n";
    }
}