#include #define rep(i,a,b) for(int i=a;i=b;i--) #define fore(i,a) for(auto &i:a) #define all(x) (x).begin(),(x).end() //#pragma GCC optimize ("-O3") using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); } typedef long long ll; const int inf = INT_MAX / 2; const ll infl = 1LL << 60; templatebool chmax(T &a, const T &b) { if (abool chmin(T &a, const T &b) { if (b> N; vector buf; rep(_, 0, 1 << N) { rep(i, 0, N) cin >> Q[i]; cin >> R; if (R == 1) { string expr = ""; rep(i, 0, N) { if (i) expr += "∧"; if (Q[i] == 0) expr += "¬P_" + to_string(i + 1); else expr += "P_" + to_string(i + 1); } buf.push_back(expr); } } if (buf.size() == 0) cout << "A=⊥" << endl; else if (buf.size() == (1 << N)) cout << "A=⊤" << endl; else { int n = buf.size(); string ans = "A="; rep(i, 0, n) { if (i) ans += "∨"; ans += "(" + buf[i] + ")"; } cout << ans << endl; } }