/** * date : 2022-04-12 21:23:02 */ #define NDEBUG using namespace std; // intrinstic #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include // utility namespace Nyaan { using ll = long long; using i64 = long long; using u64 = unsigned long long; using i128 = __int128_t; using u128 = __uint128_t; template using V = vector; template using VV = vector>; using vi = vector; using vl = vector; using vd = V; using vs = V; using vvi = vector>; using vvl = vector>; template struct P : pair { template P(Args... args) : pair(args...) {} using pair::first; using pair::second; P &operator+=(const P &r) { first += r.first; second += r.second; return *this; } P &operator-=(const P &r) { first -= r.first; second -= r.second; return *this; } P &operator*=(const P &r) { first *= r.first; second *= r.second; return *this; } template P &operator*=(const S &r) { first *= r, second *= r; return *this; } P operator+(const P &r) const { return P(*this) += r; } P operator-(const P &r) const { return P(*this) -= r; } P operator*(const P &r) const { return P(*this) *= r; } template P operator*(const S &r) const { return P(*this) *= r; } P operator-() const { return P{-first, -second}; } }; using pl = P; using pi = P; using vp = V; constexpr int inf = 1001001001; constexpr long long infLL = 4004004004004004004LL; template int sz(const T &t) { return t.size(); } template inline bool amin(T &x, U y) { return (y < x) ? (x = y, true) : false; } template inline bool amax(T &x, U y) { return (x < y) ? (x = y, true) : false; } template inline T Max(const vector &v) { return *max_element(begin(v), end(v)); } template inline T Min(const vector &v) { return *min_element(begin(v), end(v)); } template inline long long Sum(const vector &v) { return accumulate(begin(v), end(v), 0LL); } template int lb(const vector &v, const T &a) { return lower_bound(begin(v), end(v), a) - begin(v); } template int ub(const vector &v, const T &a) { return upper_bound(begin(v), end(v), a) - begin(v); } constexpr long long TEN(int n) { long long ret = 1, x = 10; for (; n; x *= x, n >>= 1) ret *= (n & 1 ? x : 1); return ret; } template pair mkp(const T &t, const U &u) { return make_pair(t, u); } template vector mkrui(const vector &v, bool rev = false) { vector ret(v.size() + 1); if (rev) { for (int i = int(v.size()) - 1; i >= 0; i--) ret[i] = v[i] + ret[i + 1]; } else { for (int i = 0; i < int(v.size()); i++) ret[i + 1] = ret[i] + v[i]; } return ret; }; template vector mkuni(const vector &v) { vector ret(v); sort(ret.begin(), ret.end()); ret.erase(unique(ret.begin(), ret.end()), ret.end()); return ret; } template vector mkord(int N,F f) { vector ord(N); iota(begin(ord), end(ord), 0); sort(begin(ord), end(ord), f); return ord; } template vector mkinv(vector &v) { int max_val = *max_element(begin(v), end(v)); vector inv(max_val + 1, -1); for (int i = 0; i < (int)v.size(); i++) inv[v[i]] = i; return inv; } vector mkiota(int n) { vector ret(n); iota(begin(ret), end(ret), 0); return ret; } template T mkrev(const T &v) { T w{v}; reverse(begin(w), end(w)); return w; } template bool nxp(vector &v) { return next_permutation(begin(v), end(v)); } #define inV(T, v, n) \ vector v(n); \ in(v) #define inVV(T, v, h, w) \ vector> v(h, vector(w)); \ in(v); template using minpq = priority_queue, greater>; // 区間:半開区間 (ng, ok] または [ok, ng) template T binary_search(T ng, T ok, const F& f) { if constexpr (is_integral::value == true) { while (abs(ok - ng) > 1) { T x = (ok + ng) / 2; (f(x) ? ok : ng) = x; } return ok; } else { for (int iter = 0; iter < 60; iter++) { T x = (ok + ng) / 2; (f(x) ? ok : ng) = x; } return ok; } } // 解区間 (l, r) template void ternary_search(T l, T r, const F& f, bool greater = false) { if constexpr (is_integral::value == true) { while (abs(l - r) > 2) { T llr = (l * 2 + r * 1) / 3; T lrr = (l * 1 + r * 2) / 3; bool flag = f(llr) < f(lrr); if (flag != greater) { r = lrr; } else { l = llr; } } return (l + r) / 2; } else { for (int iter = 0; iter < 80; iter++) { T llr = (l * 2 + r * 1) / 3; T lrr = (l * 1 + r * 2) / 3; bool flag = f(llr) < f(lrr); if (flag != greater) { r = lrr; } else { l = llr; } } return (l + r) / 2; } } } // namespace Nyaan // bit operation namespace Nyaan { __attribute__((target("popcnt"))) inline int popcnt(const u64 &a) { return _mm_popcnt_u64(a); } inline int lsb(const u64 &a) { return a ? __builtin_ctzll(a) : 64; } inline int ctz(const u64 &a) { return a ? __builtin_ctzll(a) : 64; } inline int msb(const u64 &a) { return a ? 63 - __builtin_clzll(a) : -1; } template inline int gbit(const T &a, int i) { return (a >> i) & 1; } template inline void sbit(T &a, int i, bool b) { if (gbit(a, i) != b) a ^= T(1) << i; } constexpr long long PW(int n) { return 1LL << n; } constexpr long long MSK(int n) { return (1LL << n) - 1; } } // namespace Nyaan // inout namespace Nyaan { template ostream &operator<<(ostream &os, const pair &p) { os << p.first << " " << p.second; return os; } template istream &operator>>(istream &is, pair &p) { is >> p.first >> p.second; return is; } template ostream &operator<<(ostream &os, const vector &v) { int s = (int)v.size(); for (int i = 0; i < s; i++) os << (i ? " " : "") << v[i]; return os; } template istream &operator>>(istream &is, vector &v) { for (auto &x : v) is >> x; return is; } istream &operator>>(istream &is, __int128_t &x) { string S; is >> S; x = 0; int flag = 0; for (auto &c : S) { if (c == '-') { flag = true; continue; } x *= 10; x += c - '0'; } if (flag) x = -x; return is; } istream &operator>>(istream &is, __uint128_t &x) { string S; is >> S; x = 0; for (auto &c : S) { x *= 10; x += c - '0'; } return is; } ostream &operator<<(ostream &os, __int128_t x) { if (x == 0) return os << 0; if (x < 0) os << '-', x = -x; string S; while (x) S.push_back('0' + x % 10), x /= 10; reverse(begin(S), end(S)); return os << S; } ostream &operator<<(ostream &os, __uint128_t x) { if (x == 0) return os << 0; string S; while (x) S.push_back('0' + x % 10), x /= 10; reverse(begin(S), end(S)); return os << S; } void in() {} template void in(T &t, U &...u) { cin >> t; in(u...); } void out() { cout << "\n"; } template void out(const T &t, const U &...u) { cout << t; if (sizeof...(u)) cout << sep; out(u...); } void outr() {} template void outr(const T &t, const U &...u) { cout << t; outr(u...); } struct IoSetupNya { IoSetupNya() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); cerr << fixed << setprecision(7); } } iosetupnya; } // namespace Nyaan // debug namespace DebugImpl { template struct is_specialize : false_type {}; template struct is_specialize< U, typename conditional::type> : true_type {}; template struct is_specialize< U, typename conditional::type> : true_type {}; template struct is_specialize::value, void>> : true_type { }; void dump(const char& t) { cerr << t; } void dump(const string& t) { cerr << t; } void dump(const bool& t) { cerr << (t ? "true" : "false"); } void dump(__int128_t t) { if (t == 0) cerr << 0; if (t < 0) cerr << '-', t = -t; string S; while (t) S.push_back('0' + t % 10), t /= 10; reverse(begin(S), end(S)); cerr << S; } void dump(__uint128_t t) { if (t == 0) cerr << 0; string S; while (t) S.push_back('0' + t % 10), t /= 10; reverse(begin(S), end(S)); cerr << S; } template ::value, nullptr_t> = nullptr> void dump(const U& t) { cerr << t; } template void dump(const T& t, enable_if_t::value>* = nullptr) { string res; if (t == Nyaan::inf) res = "inf"; if constexpr (is_signed::value) { if (t == -Nyaan::inf) res = "-inf"; } if constexpr (sizeof(T) == 8) { if (t == Nyaan::infLL) res = "inf"; if constexpr (is_signed::value) { if (t == -Nyaan::infLL) res = "-inf"; } } if (res.empty()) res = to_string(t); cerr << res; } template void dump(const pair&); template void dump(const pair&); template void dump(const T& t, enable_if_t::value>* = nullptr) { cerr << "[ "; for (auto it = t.begin(); it != t.end();) { dump(*it); cerr << (++it == t.end() ? "" : ", "); } cerr << " ]"; } template void dump(const pair& t) { cerr << "( "; dump(t.first); cerr << ", "; dump(t.second); cerr << " )"; } template void dump(const pair& t) { cerr << "[ "; for (int i = 0; i < t.second; i++) { dump(t.first[i]); cerr << (i == t.second - 1 ? "" : ", "); } cerr << " ]"; } void trace() { cerr << endl; } template void trace(Head&& head, Tail&&... tail) { cerr << " "; dump(head); if (sizeof...(tail) != 0) cerr << ","; trace(forward(tail)...); } } // namespace DebugImpl #ifdef NyaanDebug #define trc(...) \ do { \ cerr << "## " << #__VA_ARGS__ << " = "; \ DebugImpl::trace(__VA_ARGS__); \ } while (0) #else #define trc(...) (void(0)) #endif // macro #define each(x, v) for (auto&& x : v) #define each2(x, y, v) for (auto&& [x, y] : v) #define all(v) (v).begin(), (v).end() #define rep(i, N) for (long long i = 0; i < (long long)(N); i++) #define repr(i, N) for (long long i = (long long)(N)-1; i >= 0; i--) #define rep1(i, N) for (long long i = 1; i <= (long long)(N); i++) #define repr1(i, N) for (long long i = (N); (long long)(i) > 0; i--) #define reg(i, a, b) for (long long i = (a); i < (b); i++) #define regr(i, a, b) for (long long i = (b)-1; i >= (a); i--) #define fi first #define se second #define ini(...) \ int __VA_ARGS__; \ in(__VA_ARGS__) #define inl(...) \ long long __VA_ARGS__; \ in(__VA_ARGS__) #define ins(...) \ string __VA_ARGS__; \ in(__VA_ARGS__) #define in2(s, t) \ for (int i = 0; i < (int)s.size(); i++) { \ in(s[i], t[i]); \ } #define in3(s, t, u) \ for (int i = 0; i < (int)s.size(); i++) { \ in(s[i], t[i], u[i]); \ } #define in4(s, t, u, v) \ for (int i = 0; i < (int)s.size(); i++) { \ in(s[i], t[i], u[i], v[i]); \ } #define die(...) \ do { \ Nyaan::out(__VA_ARGS__); \ return; \ } while (0) namespace Nyaan { void solve(); } int main() { Nyaan::solve(); } // using namespace std; namespace fastio { static constexpr int SZ = 1 << 17; char inbuf[SZ], outbuf[SZ]; int in_left = 0, in_right = 0, out_right = 0; struct Pre { char num[40000]; constexpr Pre() : num() { for (int i = 0; i < 10000; i++) { int n = i; for (int j = 3; j >= 0; j--) { num[i * 4 + j] = n % 10 + '0'; n /= 10; } } } } constexpr pre; inline void load() { int len = in_right - in_left; memmove(inbuf, inbuf + in_left, len); in_right = len + fread(inbuf + len, 1, SZ - len, stdin); in_left = 0; } inline void flush() { fwrite(outbuf, 1, out_right, stdout); out_right = 0; } inline void skip_space() { if (in_left + 32 > in_right) load(); while (inbuf[in_left] <= ' ') in_left++; } inline void rd(char& c) { if (in_left + 32 > in_right) load(); c = inbuf[in_left++]; } template inline void rd(T& x) { if (in_left + 32 > in_right) load(); char c; do c = inbuf[in_left++]; while (c < '-'); [[maybe_unused]] bool minus = false; if constexpr (is_signed::value == true) { if (c == '-') minus = true, c = inbuf[in_left++]; } x = 0; while (c >= '0') { x = x * 10 + (c & 15); c = inbuf[in_left++]; } if constexpr (is_signed::value == true) { if (minus) x = -x; } } inline void rd() {} template inline void rd(Head& head, Tail&... tail) { rd(head); rd(tail...); } inline void wt(char c) { if (out_right > SZ - 32) flush(); outbuf[out_right++] = c; } inline void wt(bool b) { if (out_right > SZ - 32) flush(); outbuf[out_right++] = b ? '1' : '0'; } inline void wt(const string &s) { if (out_right + s.size() > SZ - 32) flush(); memcpy(outbuf + out_right, s.data(), sizeof(char) * s.size()); out_right += s.size(); } template inline void wt(T x) { if (out_right > SZ - 32) flush(); if (!x) { outbuf[out_right++] = '0'; return; } if constexpr (is_signed::value == true) { if (x < 0) outbuf[out_right++] = '-', x = -x; } int i = 12; char buf[16]; while (x >= 10000) { memcpy(buf + i, pre.num + (x % 10000) * 4, 4); x /= 10000; i -= 4; } if (x < 100) { if (x < 10) { outbuf[out_right] = '0' + x; ++out_right; } else { uint32_t q = (uint32_t(x) * 205) >> 11; uint32_t r = uint32_t(x) - q * 10; outbuf[out_right] = '0' + q; outbuf[out_right + 1] = '0' + r; out_right += 2; } } else { if (x < 1000) { memcpy(outbuf + out_right, pre.num + (x << 2) + 1, 3); out_right += 3; } else { memcpy(outbuf + out_right, pre.num + (x << 2), 4); out_right += 4; } } memcpy(outbuf + out_right, buf + i + 4, 12 - i); out_right += 12 - i; } inline void wt() {} template inline void wt(Head&& head, Tail&&... tail) { wt(head); wt(forward(tail)...); } template inline void wtn(Args&&... x) { wt(forward(x)...); wt('\n'); } struct Dummy { Dummy() { atexit(flush); } } dummy; } // namespace fastio using fastio::rd; using fastio::skip_space; using fastio::wt; using fastio::wtn; namespace KaratsubaImpl { template vector naive(const vector& a, const vector& b) { if (a.empty() and b.empty()) return {}; if (a.size() < b.size()) return naive(b, a); int s = a.size(), t = b.size(); vector c(s + t - 1); for (int i = 0; i < s; i++) { for (int j = 0; j < t; j++) c[i + j] += a[i] * b[j]; } return c; } template void add(vector& a, const vector& b) { if (a.size() < b.size()) a.resize(b.size()); for (int i = 0; i < (int)b.size(); i++) a[i] += b[i]; } template void sub(vector& a, const vector& b) { if (a.size() < b.size()) a.resize(b.size()); for (int i = 0; i < (int)b.size(); i++) a[i] -= b[i]; } template vector karatsuba(const vector& a, const vector& b) { if (a.empty() and b.empty()) return {}; if (a.size() < b.size()) return karatsuba(b, a); if (a.size() < 32) return naive(a, b); int d = a.size() / 2; vector al{begin(a), begin(a) + d}, au{begin(a) + d, end(a)}; if ((int)b.size() < d + 10) { auto cl = karatsuba(al, b); auto cu = karatsuba(au, b); vector c(a.size() + b.size() - 1); for (int i = 0; i < (int)cl.size(); i++) c[i] = cl[i]; for (int i = 0; i < (int)cu.size(); i++) c[i + d] += cu[i]; return c; } vector bl{begin(b), begin(b) + d}, bu{begin(b) + d, end(b)}; vector alu{al}, blu{bl}; add(alu, au), add(blu, bu); auto cll = karatsuba(al, bl); auto cuu = karatsuba(au, bu); auto clu = karatsuba(alu, blu); sub(clu, cll), sub(clu, cuu); vector c(d); copy(begin(clu), end(clu), back_inserter(c)); c.resize(a.size() + b.size() - 1); add(c, cll); for (int i = 0; i < (int)cuu.size(); i++) c[i + 2 * d] += cuu[i]; c.resize(a.size() + b.size() - 1); return c; } } // namespace KaratsubaImpl using KaratsubaImpl::karatsuba; using namespace Nyaan; #pragma GCC optimize("O3,unroll-loops") #pragma GCC target("pclmul,avx2") struct T { ll x; T() : x(0) {} T(ll y) : x(y) {} friend T operator+(const T& l, const T& r) { return T{l.x ^ r.x}; } friend T operator-(const T& l, const T& r) { return T{l.x ^ r.x}; } friend T operator*(const T& l, const T& r) { __m128i x_ = _mm_set_epi64x(0, l.x); __m128i y_ = _mm_set_epi64x(0, r.x); __m128i z_ = _mm_clmulepi64_si128(x_, y_, 0); return T{_mm_extract_epi64(z_, 0)}; } T operator+=(const T& r) { return *this = *this + r; } T operator-=(const T& r) { return *this = *this - r; } T operator*=(const T& r) { return *this = *this * r; } }; vector naive(const vector& a, const vector& b) { if (a.empty() and b.empty()) return {}; if (a.size() < b.size()) return naive(b, a); int s = a.size(), t = b.size(); assert(s == t); vector c(s); for (int i = 0; i < s; i++) { for (int j = 0; j < t; j++) c[i ^ j] += a[i] * b[j]; } return c; } void add(vector& a, const vector& b) { if (a.size() < b.size()) a.resize(b.size()); for (int i = 0; i < (int)b.size(); i++) a[i] += b[i]; } vector karatsuba(const vector& a, const vector& b) { if (a.size() < 32) return naive(a, b); int d = a.size() / 2; vector al{begin(a), begin(a) + d}, au{begin(a) + d, end(a)}; vector bl{begin(b), begin(b) + d}, bu{begin(b) + d, end(b)}; vector alu{al}, blu{bl}; add(alu, au), add(blu, bu); auto cll = karatsuba(al, bl); auto cuu = karatsuba(au, bu); auto clu = karatsuba(alu, blu); add(clu, cll), add(clu, cuu); add(cll, cuu); vector c; copy(begin(cll), end(cll), back_inserter(c)); copy(begin(clu), end(clu), back_inserter(c)); return c; } void Nyaan::solve() { int N; rd(N); V A(1 << N), B(1 << N); rep(i, 1 << N) rep(j, 32) { int x; rd(x); A[i].x |= ll(x) << j; } rep(i, 1 << N) rep(j, 32) { int x; rd(x); B[i].x |= ll(x) << j; } auto C = karatsuba(A, B); rep(i, 1 << N) rep(j, 63) { int x = gbit(C[i].x, j); wt(x); wt(" \n"[j == 62]); } }