#include<bits/stdc++.h>
using namespace std;
#define int long long
#define FOR(i, a, b) for (int i = (a), _b = (b); i <= _b; i++)
#define FORD(i, a, b) for (int i = (a), _b = (b); i >= _b; i--)
#define fi first
#define se second
#define pb push_back
#define ALL(a) (a).begin(), (a).end()
#define task ".\\IOI24_P2\\2-04"
typedef vector<int> vi;
typedef pair<int, int> ii;
typedef pair<int, ii> pii;
const int N = 1e5 + 5;
const int INF = 0x3f3f3f3f;
const int MOD = 1e9 + 2277;
vector<bool> send_packet(vector<bool> A);
void send_message(vector<bool> M, vector<bool> C){
vector<int> d(35, 0);
int last = -1;
int s = 0;
FOR (i, 0, 30){
if (C[i]) continue;
if (last != -1){
d[last] = i - last;
s += i - last;
}
last = i;
}
FOR (i, 0, 30){
if (C[i] == 0){
d[last] = i + 31 - last;
s += i + 31 - last;
break;
}
}
assert(s == 31);
last = M.back();
FOR (i, 1, 66){
vector<bool> packet;
FOR (j, 0, 30){
if (C[j] || d[j] > i) {
packet.pb(0);
continue;
}
if (d[j] == i){
packet.pb(1);
continue;
}
packet.pb((!M.empty() ? M.back() : (last ^ 1)));
if (!M.empty()){
last = M.back();
M.pop_back();
}
}
send_packet(packet);
}
}
vector<bool> receive_message(vector<vector<bool>> R){
vector<int> d(35, 0);
FOR (i, 0, 16){
FOR (j, 0, 30){
if (d[j] || R[i][j] == 0) continue;
d[j] = i + 1;
}
}
vector<int> good(35, 0);
FOR (i, 0, 30){
int j = i;
int cnt = 1;
while (d[j] && j + d[j] <= 30){
++cnt;
j += d[j];
}
if (cnt != 16 || (j + d[j])%31 != i){
continue;
}
j = i;
while (d[j] && j + d[j] <= 30){
good[j] = 1;
j += d[j];
}
good[j] = 1;
break;
}
vector<bool> ans;
FOR (i, 0, 65){
FOR (j, 0, 30){
if (!good[j]) continue;
if (i + 1 <= d[j]) continue;
ans.pb(R[i][j]);
}
}
int last = ans.back();
while (!ans.empty() && ans.back() == last) ans.pop_back();
reverse(ALL(ans));
return ans;
}
#ifdef _Pbrngw_
vector<vector<bool>> R;
vector<bool> send_packet(vector<bool> A){
assert(A.size() == 31);
R.pb(A);
return A;
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
if (fopen(task".in", "r")){
freopen(task".in", "r", stdin);
}
int t; cin >> t;
FOR (i, 1, t){
int S; cin >> S;
vector<bool> M(S), C(31);
FOR (i, 0, S - 1){
int x; cin >> x;
M[i] = x;
}
FOR (i, 0, 30) {
int x; cin >> x;
C[i] = x;
}
R.clear();
send_message(M, C);
vector<bool> ans = receive_message(R);
if (ans != M){
cout << i << '\n';
return 0;
}
cout << "AC\n";
}
return 0;
}
#endif // _Pbrngw_
