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#include <bits/stdc++.h>
#ifdef LOC
#include "debuglib.h"
#else
#define deb(...)
#define DBP(...)
#endif
using namespace std;
using   ll         = long long;
using   Vi         = vector<int>;
using   Pii        = pair<int, int>;
#define pb           push_back
#define mp           make_pair
#define x            first
#define y            second
#define rep(i, b, e) for (int i = (b); i < (e); i++)
#define each(a, x)   for (auto& a : (x))
#define all(x)       (x).begin(), (x).end()
#define sz(x)        int((x).size())

using Vll = vector<ll>;

//#define PRINT_STUFF
//#define PRINT_MORE_STUFF

constexpr double PHI = 1.61803398874989484820458683436;
constexpr double SQRT_5 = 2.23606797749978969640917366;

constexpr int MOD = (119<<23)+1;
constexpr int ROOT = 62;

ll modPow(ll a, ll e, ll m) {
	ll t = 1 % m;
	while (e) {
		if (e % 2) t = t*a % m;
		e /= 2; a = a*a % m;
	}
	return t;
}

template<ll M, ll R, bool dit>
void ntt(vector<ll>& a) {
	static vector<ll> w(2, 1);
	int n = sz(a);

	for (int k = sz(w); k < n; k *= 2) {
		w.resize(n, 1);
		ll c = modPow(R, M/2/k, M);
		if (dit) c = modPow(c, M-2, M);
		rep(i, k+1, k*2) w[i] = w[i-1]*c % M;
	}

	for (int t = 1; t < n; t *= 2) {
		int k = (dit ? t : n/t/2);
		for (int i=0; i < n; i += k*2) rep(j,0,k) {
			ll &c = a[i+j], &d = a[i+j+k];
			ll e = w[j+k], f = d;
			d = (dit ? c - (f=f*e%M) : (c-f)*e % M);
			if (d < 0) d += M;
			if ((c += f) >= M) c -= M;
		}
	}
}

template<ll M = MOD, ll R = ROOT>
void convolve(vector<ll>& a, vector<ll> b) {
	int len = sz(a) + sz(b) - 1;
	int n = 1 << (32 - __builtin_clz(len));
	ll t = modPow(n, M-2, M);
	a.resize(n); b.resize(n);
	ntt<M,R,0>(a); ntt<M,R,0>(b);
	rep(i, 0, n) a[i] = a[i]*b[i] % M * t % M;
	ntt<M,R,1>(a);
	a.resize(len);
}

// ---

struct NegVec {
	Vll elems;
	int first;

	NegVec() : first(0) {}
	NegVec(int start, int end) { init(start, end); }

	void init(int start, int end) {
		first = start;
		elems.assign(end-start, 0);
	}

	int lim() const { return sz(elems) + first; }
	ll operator[](int i) const { return elems[i-first]; }
	ll& operator[](int i) { return elems[i-first]; }
};

void printPhinary(const char* name, const NegVec& repr, double scale) {
	double val = 0;
	rep(i, repr.first, repr.lim()) {
		val += double(repr[i]) * pow(PHI, i);
	}
	val /= scale;

	cerr << name << ": " << val << " in phi";
#ifdef PRINT_MORE_STUFF
	cerr << ": ";
	for (int i = repr.lim()-1; i >= 0; i--) {
		cerr << repr[i] << ' ';
	}
	cerr << ". ";
	for (int i = -1; i >= repr.first; i--) {
		cerr << repr[i] << ' ';
	}
#endif
	cerr << '\n';
}

void printFibo(const char* name, const Vll& repr) {
	ll f1 = 1, f2 = 2, val = 0;
	each(c, repr) {
		val += c*f1;
		tie(f1, f2) = mp(f2, f1+f2);
	}

	cerr << name << ": " << double(val) << " in fib";
#ifdef PRINT_MORE_STUFF
	cerr << ": ";
	for (int i = sz(repr)-1; i >= 0; i--) {
		cerr << repr[i] << ' ';
	}
#endif
	cerr << '\n';
}

// ---

NegVec mulPhinary(const NegVec& A, const NegVec& B) {
	auto poly1 = A.elems, poly2 = B.elems;
	convolve(poly1, poly2);
	NegVec ret;
	ret.elems = poly1;
	ret.first = A.first + B.first;
	each(e, ret.elems) if (e >= MOD/2) e -= MOD;
	return ret;
}

void divBySqrt5(NegVec& A) {
	for (int i = A.lim()-1; i >= 4; i--) {
		A[i-4] += A[i];
	}
	A.first -= 2;
	A[2] += A[0];
	A[0] = 0;
	rep(i, A.first, 0) {
		A[i] = (-i < A.lim() ? A[-i] : 0) * (i % 2 ? 1 : -1);
	}
}

NegVec toPhinary(const Vll& repr) {
	NegVec ret(-sz(repr)-2, sz(repr)+2);
	rep(i, 0, sz(repr)) {
		ret[i+2] += repr[i];
		ret[-i-2] += repr[i] * (i % 2 ? 1 : -1);
	}
	return ret;
}

Vll toFibo(const NegVec& repr) {
	Vll ret(repr.lim()-2);
	rep(i, 0, sz(ret)) ret[i] = repr[i+2];
	if (repr.lim() > 1) ret[0] += repr[1];
	return ret;
}

void trim(Vll& vec) {
	while (!vec.empty() && vec.back() == 0) {
		vec.pop_back();
	}
}

// ---

void standarize2(Vll& repr) {
	trim(repr);
	repr.resize(max(sz(repr)+1, 5));

	// Remove twos

	auto is3 = [&](int i, ll a, ll b, ll c) {
		return repr[i] == a && repr[i+1] == b && repr[i+2] == c;
	};

	auto set4 = [&](int i, ll a, ll b, ll c, ll d) {
		repr[i] = a;
		repr[i+1] = b;
		repr[i+2] = c;
		repr[i+3] = d;
	};

	for (int i = sz(repr)-4; i >= 0; i--) {
		if (is3(i+1, 0, 2, 0)) {
			set4(i, repr[i]+1, 0, 0, 1);
		} else if (is3(i+1, 0, 3, 0)) {
			set4(i, repr[i]+1, 0, 1, 1);
		} else if (is3(i+1, 1, 2, 0)) {
			set4(i, repr[i], 0, 1, 1);
		} else if (is3(i+1, 2, 1, 0)) {
			set4(i, repr[i], 1, 0, 1);
		}
	}

	if (repr[1] == 3) { // 030 -> 111
		repr[0] = repr[1] = repr[2] = 1;
	} else if (repr[1] == 2) {
		if (repr[2] == 0) { // 02x -> 10y
			repr[0]++;
			repr[1] = 0;
			repr[2] = 1;
		} else { // 0120 -> 1010
			repr[1] = 1;
			repr[2] = 0;
			repr[3] = 1;
		}
	}

	if (repr[0] == 3) { // 03 -> 11
		repr[0] = repr[1] = 1;
	} else if (repr[0] == 2) {
		if (repr[1] == 0) { // 02 -> 10
			repr[0] = 0;
			repr[1] = 1;
		} else { // 012 -> 101
			repr[0] = 1;
			repr[1] = 0;
			repr[2] = 1;
		}
	}

	// Remove consecutive ones

	repr.pb(0);

	rep(i, 0, sz(repr)-2) {
		if (is3(i, 1, 1, 0)) { // 011 -> 100
			repr[i] = repr[i+1] = 0;
			repr[i+2] = 1;
		}
	}
	
	repr.pb(0);

	for (int i = sz(repr)-3; i >= 0; i--) {
		if (is3(i, 1, 1, 0)) { // 011 -> 100
			repr[i] = repr[i+1] = 0;
			repr[i+2] = 1;
		}
	}

	trim(repr);
}

void fiboAdd(Vll& dst, Vll& src) {
	if (sz(src) > sz(dst)) dst.resize(sz(src));
	rep(i, 0, sz(src)) dst[i] += src[i];
	standarize2(dst);
}

void standarize(Vll& repr) {
	ll great = 0;
	each(k, repr) great = max(great, k);

	if (great <= 1) {
		standarize2(repr);
		return;
	}

	Vll even(sz(repr));

	rep(i, 0, sz(repr)) {
		even[i] = repr[i] / 2;
		repr[i] %= 2;
	}

	standarize2(repr);
	standarize(even);
	fiboAdd(even, even);
	fiboAdd(repr, even);
}

// ---

Vll readVec() {
	int n; cin >> n;
	Vll ret(n);
	each(k, ret) cin >> k;
	return ret;
}

void run() {
	Vll A = readVec();
	Vll B = readVec();

	NegVec pA = toPhinary(A);
	NegVec pB = toPhinary(B);

#ifdef PRINT_STUFF
	printFibo("A", A);
	printPhinary("A", pA, SQRT_5);
	printFibo("B", B);
	printPhinary("B", pB, SQRT_5);
#endif

	NegVec pC = mulPhinary(pA, pB);

#ifdef PRINT_STUFF
	printPhinary("C", pC, 5);
#endif

	divBySqrt5(pC);

#ifdef PRINT_STUFF
	printPhinary("C", pC, SQRT_5);
#endif

	Vll C = toFibo(pC);

#ifdef PRINT_STUFF
	printFibo("C", C);
#endif

	standarize(C);

#ifdef PRINT_STUFF
	printFibo("C", C);
#endif

	trim(C);
	cout << sz(C) << ' ';
	each(k, C) cout << k << ' ';
	cout << '\n';

#ifdef PRINT_STUFF
	cerr << '\n';
#endif
}

int main() {
	cin.sync_with_stdio(0); cin.tie(0);
	cerr << fixed << setprecision(5);
	int t; cin >> t;
	while (t--) run();
	return 0;
}