#line 1 "No_142_\u5358\u306a\u308b\u914d\u5217\u306e\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u5b9f\u88c5\u554f\u984c.cpp" #define YRSD #line 1 "YRS/aa/fast.hpp" #include #pragma GCC optimize("Ofast,unroll-loops") #pragma GCC target("avx2,popcnt") #line 2 "YRS/all.hpp" #line 2 "YRS/aa/head.hpp" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define TE template #define TES template #define Z auto #define ep emplace_back #define eb emplace #define fi first #define se second #define all(x) (x).begin(), (x).end() #define OV4(a, b, c, d, e, ...) e #define FOR1(a) for (int _ = 0; _ < (a); ++_) #define FOR2(i, a) for (int i = 0; i < (a); ++i) #define FOR3(i, a, b) for (int i = (a); i < (b); ++i) #define FOR4(i, a, b, c) for (int i = (a); i < (b); i += (c)) #define FOR(...) OV4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__) #define FOR1_R(a) for (int _ = (a) - 1; _ >= 0; --_) #define FOR2_R(i, a) for (int i = (a) - 1; i >= 0; --i) #define FOR3_R(i, a, b) for (int i = (b) - 1; i >= (a); --i) #define FOR4_R(i, a, b, c) for (int i = (b) - 1; i >= (a); i -= (c)) #define FOR_R(...) OV4(__VA_ARGS__, FOR4_R, FOR3_R, FOR2_R, FOR1_R)(__VA_ARGS__) #define FOR_subset(t, s) for (int t = (s); t > -1; t = (t == 0 ? -1 : (t - 1) & s)) #define sort ranges::sort using namespace std; TE using vc = vector; TE using vvc = vc>; TE using T1 = tuple; TE using T2 = tuple; TE using T3 = tuple; TE using T4 = tuple; TE using max_heap = priority_queue; TE using min_heap = priority_queue, greater>; using u8 = unsigned char; using uint = unsigned int; using ll = long long; using ull = unsigned long long; using ld = long double; using i128 = __int128; using u128 = __uint128_t; using f128 = __float128; using u16 = uint16_t; using PII = pair; using PLL = pair; #ifdef YRSD constexpr bool dbg = 1; #else constexpr bool dbg = 0; #endif #line 2 "YRS/IO/IO.hpp" istream &operator>>(istream &I, i128 &x) { static string s; I >> s; int f = s[0] == '-'; x = 0; const int N = (int)s.size(); FOR(i, f, N) x = x * 10 + s[i] - '0'; if (f) x = -x; return I; } ostream &operator<<(ostream &O, i128 x) { static string s; s.clear(); bool f = x < 0; if (f) x = -x; while (x) s += '0' + x % 10, x /= 10; if (s.empty()) s += '0'; if (f) s += '-'; reverse(all(s)); return O << s; } istream &operator>>(istream &I, f128 &x) { static string s; I >> s, x = stold(s); return I; } ostream &operator<<(ostream &O, const f128 x) { return O << ld(x); } template istream &operator>>(istream &I, tuple &t) { return apply([&I](Z &...s) { ((I >> s), ...); }, t), I; } template istream &operator>>(istream &I, pair &x) { return I >> x.fi >> x.se; } template ostream &operator<<(ostream &O, const pair &x) { return O << x.fi << ' ' << x.se; } TE requires requires(T &c) { begin(c); end(c); } and (not is_same_v, string>) istream &operator>>(istream &I, T &c) { for (Z &e : c) I >> e; return I; } TE requires requires(const T &c) { begin(c); end(c); } and (not is_same_v, const char*>) and (not is_same_v, string>) and (not is_array_v> or not is_same_v>, char>) ostream &operator<<(ostream &O, const T &a) { if (a.empty()) return O; Z i = a.begin(); O << *i++; for (; i != a.end(); ++i) O << ' ' << *i; return O; } void IN() {} TE void IN(T &x, Z &...s) { cin >> x, IN(s...); } void print() { cout << '\n'; } TES void print(T &&x, S &&...y) { cout << x; if constexpr (sizeof...(S)) cout << ' '; print(forward(y)...); } void put() { cout << ' '; } TES void put(T &&x, S &&...y) { cout << x; if constexpr (sizeof...(S)) cout << ' '; put(forward(y)...); } #define INT(...) int __VA_ARGS__; IN(__VA_ARGS__) #define UINT(...) uint __VA_ARGS__; IN(__VA_ARGS__) #define LL(...) ll __VA_ARGS__; IN(__VA_ARGS__) #define ULL(...) ull __VA_ARGS__; IN(__VA_ARGS__) #define I128(...) i128 __VA_ARGS__; IN(__VA_ARGS__) #define STR(...) string __VA_ARGS__; IN(__VA_ARGS__) #define CH(...) char __VA_ARGS__; IN(__VA_ARGS__) #define REAL(...) re __VA_ARGS__; IN(__VA_ARGS__) #define VEC(T, a, n) vc a(n); IN(a) void YES(bool o = 1) { print(o ? "YES" : "NO"); } void Yes(bool o = 1) { print(o ? "Yes" : "No"); } void yes(bool o = 1) { print(o ? "yes" : "no"); } void NO(bool o = 1) { YES(not o); } void No(bool o = 1) { Yes(not o); } void no(bool o = 1) { yes(not o); } void ALICE(bool o = 1) { print(o ? "ALICE" : "BOB"); } void Alice(bool o = 1) { print(o ? "Alice" : "Bob"); } void alice(bool o = 1) { print(o ? "alice" : "bob"); } void BOB(bool o = 1) { ALICE(not o); } void Bob(bool o = 1) { Alice(not o); } void bob(bool o = 1) { alice(not o); } void POSSIBLE(bool o = 1) { print(o ? "POSSIBLE" : "IMPOSSIBLE"); } void Possible(bool o = 1) { print(o ? "Possible" : "Impossible"); } void possible(bool o = 1) { print(o ? "possible" : "impossible"); } void IMPOSSIBLE(bool o = 1) { POSSIBLE(not o); } void Impossible(bool o = 1) { Possible(not o); } void impossible(bool o = 1) { possible(not o); } void TAK(bool o = 1) { print(o ? "TAK" : "NIE"); } void NIE(bool o = 1) { TAK(not o); } #line 5 "YRS/all.hpp" #if (__cplusplus >= 202002L) #include constexpr ld pi = numbers::pi; #endif TE constexpr T inf = numeric_limits::max(); template <> constexpr i128 inf = i128(inf) * 2'000'000'000'000'000'000; template constexpr pair inf> = {inf, inf}; TE constexpr static inline int pc(T x) { return popcount(make_unsigned_t(x)); } constexpr static inline ll len(const Z &a) { return a.size(); } void reverse(Z &a) { reverse(all(a)); } void unique(Z &a) { sort(a); a.erase(unique(all(a)), a.end()); } TE vc inverse(const vc &a) { int N = len(a); vc b(N, -1); FOR(i, N) if (a[i] != -1) b[a[i]] = i; return b; } Z QMAX(const Z &a) { return *max_element(all(a)); } Z QMIN(const Z &a) { return *min_element(all(a)); } TE Z QMAX(T l, T r) { return *max_element(l, r); } TE Z QMIN(T l, T r) { return *min_element(l, r); } constexpr bool chmax(Z &a, const Z &b) { return (a < b ? a = b, 1 : 0); } constexpr bool chmin(Z &a, const Z &b) { return (a > b ? a = b, 1 : 0); } vc argsort(const Z &a) { vc I(len(a)); iota(all(I), 0); sort(I, [&](int i, int k) { return a[i] < a[k] or (a[i] == a[k] and i < k); }); return I; } TE vc rearrange(const vc &a, const vc &I) { int N = len(I); vc b(N); FOR(i, N) b[i] = a[I[i]]; return b; } template vc pre_sum(const vc &a) { int N = len(a); vc c(N + 1); FOR(i, N) c[i + 1] = c[i] + a[i]; if (of == 0) c.erase(c.begin()); return c; } TE constexpr static int topbit(T x) { if (x == 0) return - 1; if constexpr (sizeof(T) <= 4) return 31 - __builtin_clz(x); else return 63 - __builtin_clzll(x); } TE constexpr static int lowbit(T x) { if (x == 0) return -1; if constexpr (sizeof(T) <= 4) return __builtin_ctz(x); else return __builtin_ctzll(x); } TE constexpr T floor(T x, T y) { return x / y - (x % y and (x ^ y) < 0); } TE constexpr T ceil(T x, T y) { return floor(x + y - 1, y); } TE constexpr T bmod(T x, T y) { return x - floor(x, y) * y; } TE constexpr pair divmod(T x, T y) { T q = floor(x, y); return pair{q, x - q * y}; } template T SUM(const Z &v) { return accumulate(all(v), T(0)); } int lb(const Z &a, Z x) { return lower_bound(all(a), x) - a.begin(); } TE int lb(T l, T r, Z x) { return lower_bound(l, r, x) - l; } int ub(const Z &a, Z x) { return upper_bound(all(a), x) - a.begin(); } TE int ub(T l, T r, Z x) { return upper_bound(l, r, x) - l; } template ll bina(Z f, ll l, ll r) { if constexpr (ck) assert(f(l)); while (abs(l - r) > 1) { ll x = (r + l) >> 1; (f(x) ? l : r) = x; } return l; } TE T bina_real(Z f, T l, T r, int c = 100) { while (c--) { T x = (l + r) / 2; (f(x) ? l : r) = x; } return (l + r) / 2; } Z pop(Z &s) { if constexpr (requires { s.pop_back(); }) { Z x = s.back(); return s.pop_back(), x; } else if constexpr (requires { s.top(); }) { Z x = s.top(); return s.pop(), x; } else { Z x = s.front(); return s.pop(), x; } } void setp(int x) { cout << fixed << setprecision(x); } TE inline void sh(vc &a, int N, T b = {}) { a.resize(N, b); } #line 1 "YRS/debug.hpp" #ifdef YRSD void DBG() { cerr << "]" << endl; } TES void DBG(T &&x, S &&...y) { cerr << x; if constexpr (sizeof...(S)) cerr << ", "; DBG(forward(y)...); } #define debug(...) cerr << "[" << __LINE__ << "]: [" #__VA_ARGS__ "] = [", DBG(__VA_ARGS__) void ERR() { cerr << endl; } TES void ERR(T &&x, S &&...y) { cerr << x; if constexpr (sizeof...(S)) cerr << ", "; ERR(forward(y)...); } #define err(...) cerr << "[" << __LINE__ << "]: ", ERR(__VA_ARGS__) #define asser assert #else #define debug(...) void(0721) #define err(...) void(0721) #define asser(...) void(0721) #endif #line 2 "YRS/IO/fast_io.hpp" #define FIO static constexpr uint SZ = 1 << 17; char ibuf[SZ]; char obuf[SZ]; char out[100]; // pointer of ibuf, obuf uint pil = 0, pir = 0, por = 0; struct Pre { char num[10000][4]; constexpr Pre() : num() { for (int i = 0; i < 10000; i++) { int n = i; for (int j = 3; j >= 0; j--) { num[i][j] = n % 10 | '0'; n /= 10; } } } } constexpr pre; inline void load() { memcpy(ibuf, ibuf + pil, pir - pil); pir = pir - pil + fread(ibuf + pir - pil, 1, SZ - pir + pil, stdin); pil = 0; if (pir < SZ) ibuf[pir++] = '\n'; } inline void flush() { fwrite(obuf, 1, por, stdout); por = 0; } inline void rd(char &c) { do { if (pil + 1 > pir) load(); c = ibuf[pil++]; } while (isspace(c)); } inline void rd(string &x) { x.clear(); char c; do { if (pil + 1 > pir) load(); c = ibuf[pil++]; } while (isspace(c)); do { x += c; if (pil == pir) load(); c = ibuf[pil++]; } while (!isspace(c)); } TE inline void rd_real(T &x) { string s; rd(s); x = stod(s); } TE inline void rd_integer(T &x) { if (pil + 100 > pir) load(); char c; do c = ibuf[pil++]; while (c < '-'); bool minus = 0; if constexpr (is_signed::value || is_same_v) { if (c == '-') { minus = 1, c = ibuf[pil++]; } } x = 0; while ('0' <= c) { x = x * 10 + (c & 15), c = ibuf[pil++]; } if constexpr (is_signed::value || is_same_v) { if (minus) x = -x; } } inline void rd(int16_t &x) { rd_integer(x); } inline void rd(uint16_t &x) { rd_integer(x); } inline void rd(int &x) { rd_integer(x); } inline void rd(long &x) { rd_integer(x); } inline void rd(ll &x) { rd_integer(x); } inline void rd(i128 &x) { rd_integer(x); } inline void rd(uint &x) { rd_integer(x); } inline void rd(ull &x) { rd_integer(x); } inline void rd(u128 &x) { rd_integer(x); } inline void rd(double &x) { rd_real(x); } inline void rd(long double &x) { rd_real(x); } inline void rd(f128 &x) { rd_real(x); } template inline void rd(pair &p) { return rd(p.fi), rd(p.se); } template inline void rd_tuple(T &t) { if constexpr (N < tuple_size::value) { Z &x = get(t); rd(x); rd_tuple(t); } } template inline void rd(tuple &tpl) { rd_tuple(tpl); } template inline void rd(array &x) { for (Z &e : x) rd(e); } TE inline void rd(vc &x) { for (Z &e : x) rd(e); } inline void read() {} template inline void read(H &h, T &...t) { rd(h), read(t...); } inline void wt(const char c) { if (por == SZ) flush(); obuf[por++] = c; } inline void wt(const string s) { for (char c : s) wt(c); } inline void wt(const char *s) { size_t len = strlen(s); for (size_t i = 0; i < len; i++) wt(s[i]); } TE inline void wt_integer(T x) { if (por > SZ - 100) flush(); if (x < 0) { obuf[por++] = '-', x = -x; } int outi; for (outi = 96; x >= 10000; outi -= 4) { memcpy(out + outi, pre.num[x % 10000], 4); x /= 10000; } if (x >= 1000) { memcpy(obuf + por, pre.num[x], 4); por += 4; } else if (x >= 100) { memcpy(obuf + por, pre.num[x] + 1, 3); por += 3; } else if (x >= 10) { int q = (x * 103) >> 10; obuf[por] = q | '0'; obuf[por + 1] = (x - q * 10) | '0'; por += 2; } else obuf[por++] = x | '0'; memcpy(obuf + por, out + outi + 4, 96 - outi); por += 96 - outi; } TE inline void wt_real(T x) { ostringstream oss; oss << fixed << setprecision(10) << double(x); string s = oss.str(); wt(s); } inline void wt(int x) { wt_integer(x); } inline void wt(long x) { wt_integer(x); } inline void wt(ll x) { wt_integer(x); } inline void wt(i128 x) { wt_integer(x); } inline void wt(uint x) { wt_integer(x); } inline void wt(ull x) { wt_integer(x); } inline void wt(u128 x) { wt_integer(x); } inline void wt(double x) { wt_real(x); } inline void wt(long double x) { wt_real(x); } inline void wt(f128 x) { wt_real(x); } template inline void wt(const pair &val) { wt(val.fi); wt(' '); wt(val.se); } template inline void wt_tuple(const T &t) { if constexpr (N < tuple_size::value) { if constexpr (N > 0) { wt(' '); } const Z x = get(t); wt(x); wt_tuple(t); } } template inline void wt(tuple &tpl) { wt_tuple(tpl); } template inline void wt(const array &val) { Z n = val.size(); for (size_t i = 0; i < n; i++) { if (i) wt(' '); wt(val[i]); } } TE inline void wt(const vc &a) { int N = len(a); FOR(i, N) { if (i) wt(' '); wt(a[i]); } } TE inline void wt(const vc> &v) { int N = len(v); FOR(i, N) { wt(v[i]); if (i + 1 != N) wt('\n'); } } template inline void wt(const vc> &v) { int N = len(v); FOR(i, N) { wt(v[i]); if (i + 1 != N) wt('\n'); } } // gcc expansion. called automaticall after main. inline void __attribute__((destructor)) _d() { flush(); } inline void println() { wt('\n'); } template inline void println(Head &&head, Tail &&...tail) { wt(head); if (sizeof...(Tail)) wt(' '); println(forward(tail)...); } #define IN(...) read(__VA_ARGS__) #define print(...) println(__VA_ARGS__) #define FLUSH() flush() #line 6 "No_142_\u5358\u306a\u308b\u914d\u5217\u306e\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u5b9f\u88c5\u554f\u984c.cpp" // #include "YRS/random/rng.hpp" // #include "YRS/ds/basic/retsu.hpp" // #include "YRS/mod/mint.hpp" #line 2 "YRS/mod/modint_d.hpp" #line 2 "YRS/mod/barrett.hpp" struct Barrett { uint m; ull im; explicit Barrett(uint m = 1) : m(m), im(ull(-1) / m + 1) {} uint modulo(ull z) const { if (m == 1) return 0; ull x = ull((u128(z) * im) >> 64); ull y = x * m; return (z - y + (z < y ? m : 0)); } inline uint mul(uint a, uint b) const { return modulo(ull(a) * b); } uint pow(uint a, uint b) const { uint s = 1; for (; b; b >>= 1, a = mul(a, a)) { if (b & 1) s = mul(s, a); } return s - (s >= m ? m : 0); } ull floor(ull z) const { if (m == 1) return z; ull x = (ull)(((u128)z * im) >> 64); ull y = x * m; return (z < y ? x - 1 : x); } pair divmod(ull z) const { if (m == 1) return {z, 0}; ull x = ull((u128(z) * im) >> 64), y = x * m; if (z < y) return {x - 1, z - y + m}; return {x, z - y}; } uint umod() const { return m; } }; struct Barrett_64 { u128 m, mh, ml; explicit Barrett_64(ull mod = 1) : m(mod) { u128 m = u128(-1) / mod; if (m * mod + mod == u128(0)) ++m; mh = m >> 64; ml = m & ull(-1); } ull modulo(u128 x) const { u128 z = (x & ull(-1)) * ml; z = (x & ull(-1)) * mh + (x >> 64) * ml + (z >> 64); z = (x >> 64) * mh + (z >> 64); x -= z * m; return x < m ? x : x - m; } ull mul(ull a, ull b) const { return modulo(u128(a) * b); } ull pow(ull a, ull b) const { ull s = 1; for (; b; b >>= 1, a = mul(a, a)) { if (b & 1) s = mul(s, a); } return s - (s >= m ? m : 0); } ull umod() const { return m; } }; #line 2 "YRS/mod/modint_common.hpp" TE concept is_mint = requires(T x) { { T::get_mod() }; { T::gen(0ull) } -> same_as; x.val; }; TE concept has_const_mod = requires { integral_constant {}; }; TE static vc &invs() { static vc a{0, 1}; return a; } TE static vc &fac() { static vc a{1, 1}; return a; } TE static vc &ifac() { static vc a{1, 1}; return a; } TE static int Set_inv(int N) { static vc &inv = invs(); if (len(inv) >= N) return N; inv.resize(N + 1); inv[0] = 1, inv[1] = 1; FOR(i, 1, N) inv[i + 1] = inv[i] * i; T t = pop(inv).inv(); FOR_R(i, N) inv[i] *= t, t *= i; return N; } TE static int Set_comb(int N) { static vc &fa = fac(), &ifa = ifac(); if (len(fa) >= N) return N; fa.resize(N); ifa.resize(N); FOR(i, 1, N) fa[i] = fa[i - 1] * i; ifa[N - 1] = fa[N - 1].inv(); FOR_R(i, N - 1) ifa[i] = ifa[i + 1] * (i + 1); return N; } template mint inv(int n) { static const int mod = mint::get_mod(); static vc &a = invs(); assert(0 <= n); while (len(a) <= n) { int k = len(a); int q = (mod + k - 1) / k; int r = k * q - mod; a.ep(a[r] * mint(q)); } return a[n]; } template mint fact(int n) { static const int mod = mint::get_mod(); static vc &a = fac(); assert(0 <= n); if (n >= mod) return 0; while (len(a) <= n) { int k = len(a); a.ep(a[k - 1] * mint(k)); } return a[n]; } template mint fact_inv(int n) { static vc &a = ifac(); if (n < 0) return mint(0); while (len(a) <= n) a.ep(a[len(a) - 1] * inv(len(a))); return a[n]; } template mint fact_invs(Ts... xs) { return (mint(1) * ... * fact_inv(xs)); } template mint multinomial(X&& a, S&&... b) { return fact(a) * fact_invs(forward(b)...); } template mint C_dense(int n, int k) { assert(n >= 0); if (k < 0 or n < k) return 0; static vc> C; static int H = 0, W = 0; Z calc = [&](int i, int j) -> mint { if (i == 0) return(j == 0 ? mint(1) : mint(0)); return C[i - 1][j] + (j ? C[i - 1][j - 1] : 0); }; if (W <= k) { for (int i = 0; i < H; ++i) { C[i].resize(k + 1); for (int j = W; j < k + 1; ++j) { C[i][j] = calc(i, j); } } W = k + 1; } if (H <= n) { C.resize(n + 1); for (int i = H; i < n + 1; ++i) { C[i].resize(W); for (int j = 0; j < W; ++j) { C[i][j] = calc(i, j); } } H = n + 1; } return C[n][k]; } template mint C(int N, int K) { assert(N >= 0); if (K < 0 or N < K) return 0; return fact(N) * fact_inv(K) * fact_inv(N - K); } template mint lucas(ll N, ll K) { static constexpr int P = mint::get_mod(); if (K > N) return 0; if (K == 0) return 1; return C(N % P, K % P) * lucas(N / P, K / P); } template mint binom(ll n, ll k) { assert(n >= 0); if (k < 0 or n < k) return 0; if constexpr (dense) return C_dense(n, k); if constexpr (not large) return multinomial(n, k, n - k); k = min(k, n - k); mint x(1); FOR(i, k) x *= mint(n - i); return x * fact_inv(k); } template mint C_inv(ll n, ll k) { assert(n >= 0); assert(0 <= k and k <= n); if (not large) return fact_inv(n) * fact(k) * fact(n - k); return mint(1) / binom(n, k); } // [x^d](1-x)^{-n} template mint C_negative(ll n, ll d) { assert(n >= 0); if (d < 0) return mint(0); if (n == 0) return (d == 0 ? mint(1) : mint(0)); return binom(n + d - 1, d); } #define CC C #define fac fact #define ifac fact_inv #define set_comb Set_comb #define set_inv Set_inv #line 2 "YRS/mod/primitive_root.hpp" #line 2 "YRS/random/rng.hpp" #include #ifdef MeIoN std::mt19937 rg(0); std::mt19937_64 rd_64(0); #else std::mt19937 rg(std::chrono::steady_clock::now().time_since_epoch().count()); std::mt19937_64 rd_64(std::chrono::steady_clock::now().time_since_epoch().count()); #endif uint rng() { return rg(); } uint rng(uint lim) { return rg() % lim; } int rng(int l, int r) { return l + rg() % (r - l); } ull rng_64() { return rd_64(); } ull rng_64(ull lim) { return rd_64() % lim; } ll rng_64(ll l, ll r) { return l + rd_64() % (r - l); } template void shuffle(vector &v) { const int N = len(v); FOR(i, 1, N) { int k = rng(0, i + 1); if (i != k) swap(v[i], v[k]); } } #line 2 "YRS/pr/factors.hpp" #line 2 "YRS/pr/ptest.hpp" struct MM { using uu = unsigned __int128; inline static ull m, r, nn; static void set_mod(ull m) { MM::m = m; nn = -uu(m) % m; r = m; FOR(5) r *= 2 - m * r; r = -r; } static ull reduce(uu x) { return (x + uu(ull(x) * r) * m) >> 64; } ull x; MM() : x(0) {} MM(ull x) : x(reduce(uu(x) * nn)) {} ull val() const { ull y = reduce(x); return y >= m ? y - m : y; } MM &operator+=(MM y) { x += y.x - (m << 1); x = (ll(x) < 0 ? x + (m << 1) : x); return *this; } MM &operator-=(MM y) { x -= y.x; x = (ll(x) < 0 ? x + (m << 1) : x); return *this; } MM &operator*=(MM y) { x = reduce(uu(x) * y.x); return *this; } MM operator+(MM y) const { return MM(*this) += y; } MM operator-(MM y) const { return MM(*this) -= y; } MM operator*(MM y) const { return MM(*this) *= y; } bool operator==(MM y) const { return (x >= m ? x - m : x) == (y.x >= m ? y.x - m : y.x); } bool operator!=(MM y) const { return not operator==(y); } MM pow(ull k) const { MM r = 1, a = *this; for (; k; k >>= 1, a *= a) if (k & 1) r *= a; return r; } }; bool ptest(const ull x) { if (x == 2 or x == 3 or x == 5 or x == 7) return 1; if (x % 2 == 0 or x % 3 == 0 or x % 5 == 0 or x % 7 == 0) return 0; if (x < 121) return x > 1; const ull d = (x - 1) >> __builtin_ctzll(x - 1); MM::set_mod(x); const MM o(1), mo(x - 1); Z f = [&](ull a) -> bool { MM y = MM(a).pow(d); ull t = d; while (y != o and y != mo and t != x - 1) y *= y, t <<= 1; if (y != mo and t % 2 == 0) return 1; return 0; }; if (x < (1ull << 32)) { for (ull a : {2, 7, 61}) if (f(a)) return 0; } else { for (ull a : {2, 325, 9'375, 281'78, 450'775, 978'050'4, 179'526'502'2}) { if (x <= a) return 1; if (f(a)) return 0; } } return 1; } ll rho(ll n, ll c) { MM::set_mod(n); const MM cc(c); Z f = [&](MM x) { return x * x + cc; }; MM x = 1, y = 2, z = 1, q = 1; ll g = 1; const ll m = 1ll << (__lg(n) / 5); for (ll r = 1; g == 1; r <<= 1) { x = y; FOR(r) y = f(y); for (ll k = 0; k < r and g == 1; k += m) { z = y; FOR(i, min(m, r - k)) y = f(y), q *= x - y; g = gcd(q.val(), n); } } if (g == n) do { z = f(z); g = gcd((x - z).val(), n); } while (g == 1); return g; } #line 5 "YRS/pr/factors.hpp" // https://yukicoder.me/problems/no/36 => factor(); ll find_pr_e(ll x) { assert(x > 1); if (ptest(x)) return x; FOR(100) { ll e = rho(x, rng_64(x)); if (ptest(e)) return e; x = e; } err("failed"); assert(0); } vc> factor(ll x) { assert(x >= 1); vc> r; for (int e = 2; e < 100; ++e) { if (e * e > x) break; if (x % e == 0) { int c = 0; do { x /= e, c += 1; } while (x % e == 0); r.ep(e, c); } } while (x > 1) { ll e = find_pr_e(x); int c = 0; do { x /= e, c += 1; } while (x % e == 0); r.ep(e, c); } return sort(r), r; } vc> factor_by_lpf(ll n, vc &lpf) { vc> s; while (n > 1) { int p = lpf[n], e = 0; while (n % p == 0) n /= p, ++e; s.ep(p, e); } return s; } #line 2 "YRS/mod/mod_pow.hpp" #line 4 "YRS/mod/mod_pow.hpp" uint mod_pow(int a, ll k, uint mod) { a %= mod; uint s = 1; Barrett X(mod); for (; k; k >>= 1, a = X.mul(a, a)) if (k & 1) s = X.mul(s, a); return s; } template uint mod_pow(ull a, ull k) { a %= mod; ull s = 1; for (; k; k >>= 1, a = a * a % mod) if (k & 1) s = s * a % mod; return s; } // a ^ (b ^ c) % mod template uint mod_pow_tri(ull a, ll b, ull c) { return a % mod == 0 ? 0 : mod_pow(a, mod_pow(b, c)); } ull mod_pow_64(ll a, ll k, ull mod) { a %= mod; ll s = 1; for (; k; k >>= 1, a = u128(a) * a % mod) if (k & 1) s = u128(s) * a % mod; return s; } #line 6 "YRS/mod/primitive_root.hpp" int primitive_root(int p) { Z pf = factor(p - 1); Z is_ok = [&](int g) -> bool { for (Z [q, e] : pf) if (mod_pow(g, (p - 1) / q, p) == 1) return 0; return 1; }; while (1) { int x = rng(1, p); if (is_ok(x)) return x; } return -1; } ll primitive_root_64(ll p) { Z pf = factor(p - 1); Z is_ok = [&](ll g) -> bool { for (Z [q, e]: pf) if (mod_pow_64(g, (p - 1) / q, p) == 1) return 0; return 1; }; while (1) { ll x = rng_64(1, p); if (is_ok(x)) return x; } return -1; } #line 6 "YRS/mod/modint_d.hpp" template struct dynamic_mint { static constexpr bool is_modint = true; using mint = dynamic_mint; uint x; static Barrett bt; static uint umod() { return bt.umod(); } static int get_mod() { return (int)bt.umod(); } static void set_mod(int m) { assert(1 <= m); bt = Barrett(m); } static mint gen(uint v) { mint x; x.x = v; return x; } dynamic_mint() : x(0) {} dynamic_mint(uint x) : x(bt.modulo(x)) {} dynamic_mint(ull x) : x(bt.modulo(x)) {} dynamic_mint(int x) : x((x %= get_mod()) < 0 ? x + get_mod() : x) {} dynamic_mint(ll x) : x((x %= get_mod()) < 0 ? x + get_mod() : x) {} dynamic_mint(i128 x) : x((x %= get_mod()) < 0 ? x + get_mod() : x) {}; mint &operator+=(const mint &rhs) { x = (x += rhs.x) < umod() ? x : x - umod(); return *this; } mint &operator-=(const mint &rhs) { x = (x += umod() - rhs.x) < umod() ? x : x - umod(); return *this; } mint &operator*=(const mint &rhs) { x = bt.mul(x, rhs.x); return *this; } mint &operator/=(const mint &rhs) { return *this = *this * rhs.inv(); } mint operator-() const { return mint() - *this; } friend istream& operator>>(istream& is, mint &p) { ll x; return is >> x, p = x, is; } friend ostream& operator<<(ostream& os, mint p) { return os << p.x; } uint val() const { return x; } mint pow(ll k) const { assert(0 <= k); mint x = *this, r = 1; while (k) { if (k & 1) r *= x; x *= x, k >>= 1; } return r; } mint inv() const { int x = val(), mod = get_mod(), a = x, b = mod, u = 1, v = 0, t; while (b > 0) { t = a / b; swap(a -= t * b, b), swap(u -= t * v, v); } return u < 0 ? u + mod : u; } friend mint operator+(const mint &lhs, const mint &rhs) { return mint(lhs) += rhs; } friend mint operator-(const mint &lhs, const mint &rhs) { return mint(lhs) -= rhs; } friend mint operator*(const mint &lhs, const mint &rhs) { return mint(lhs) *= rhs; } friend mint operator/(const mint &lhs, const mint &rhs) { return mint(lhs) /= rhs; } friend bool operator==(const mint &lhs, const mint &rhs) { return lhs.val == rhs.val; } friend bool operator!=(const mint &lhs, const mint &rhs) { return lhs.val != rhs.val; } static PII get_ntt() { static PII p = {-1, -1}; return p; } static PII ntt_info() { return get_ntt(); } static constexpr bool can_ntt() { return 0; } }; using dmint = dynamic_mint<-1>; template Barrett dynamic_mint::bt; #ifdef FIO void rd(dmint &x) { LL(t); x = t; } void wt(dmint x) { wt(x.val()); } #endif #line 2 "YRS/ds/basic/bs.hpp" // range xor (ofast 50% faster) https://yukicoder.me/problems/no/142 struct bs { int N; vc a; bs(int N = 0) : N(N), a((N + 63) >> 6) {}; void set(int x, bool f) { if (f) set(x); else reset(x); } void set(int x) { a[x / 64] |= 1ull << (x & 63); } void set() { fill(all(a), -1ull); } void reset(int x) { a[x / 64] &= ~(1ull << (x & 63)); } void reset() { fill(all(a), 0); } void flip(int x) { a[x / 64] ^= 1ull << (x & 63); } void flip() { int sz = len(a) - 1; FOR(i, sz) a[i] = ~a[i]; FOR(i, sz << 6, N) flip(i); } inline bool get(int x) const { return a[x / 64] >> (x & 63) & 1; } inline bool operator[](int x) const { return get(x); } int prev(int i) const { int k = i >> 6; if ((i & 63) < 63) { ull x = a[k]; x &= (1ull << ((i & 63) + 1)) - 1; if (x) return k << 6 | topbit(x); --k; } FOR_R(i, k + 1) if (a[i]) return i << 6 | topbit(a[i]); return -1; } int next(int i) const { int k = i >> 6, s = i & 63; ull x = (a[k] >> s) << s; if (x) return k << 6 | lowbit(x); FOR(i, k + 1, (N + 63) >> 6) if (a[i]) return i << 6 | lowbit(a[i]); return N; } int _Find_first() const { return next(0); } int _Find_next(int i) const { return next(i + 1); } void resize(int sz) { a.resize((sz + 63) >> 6); int r = sz & 63; if (r) a.back() &= (1ull << r) - 1; N = sz; } void range_set(int l, int r) { while (l < r and (l & 63)) set(l++); while (l < r and (r & 63)) set(--r); FOR(i, l >> 6, r >> 6) a[i] = -1ull; } void range_reset(int l, int r) { while (l < r and (l & 63)) reset(l++); while (l < r and (r & 63)) reset(--r); FOR(i, l >> 6, r >> 6) a[i] = 0; } void range_flip(int l, int r) { while (l < r and (l & 63)) flip(l++); while (l < r and (r & 63)) flip(--r); FOR(i, l >> 6, r >> 6) a[i] = ~a[i]; } int range_count(int l, int r) const { int s = 0; while (l < r and (l & 63)) s += get(l++); while (l < r and (r & 63)) s += get(--r); FOR(i, l >> 6, r >> 6) s += pc(a[i]); return s; } void range_assign(int l, int r, bs p) { assert(p.N == r - l); int f = 0, t = r - l; while (l < r and (l & 63)) set(l++, p.get(f++)); while (l < r and (r & 63)) set(--r, p.get(--t)); l >>= 6, r >>= 6; int s = f >> 6, N = r - l, hi = f & 63, lo = 64 - hi; if (not(f & 63)) FOR(i, N) a[l + i] = p.a[s + i]; else FOR(i, N) a[l + i] = (p.a[s + i] >> hi) | (p.a[s + i + 1] << lo); } void range_xor(int l, int r, bs p) { assert(p.N == r - l); int f = 0, t = r - l; while (l < r and (l & 63)) a[l >> 6] ^= ull(p.get(f)) << (l & 63), ++f, ++l; while (l < r and (r & 63)) --t, --r, a[r >> 6] ^= ull(p.get(t)) << (r & 63); l >>= 6, r >>= 6; int s = f >> 6, N = r - l, hi = f & 63, lo = 64 - hi; if (not(f & 63)) FOR(i, N) a[l + i] ^= p.a[s + i]; else FOR(i, N) a[l + i] ^= (p.a[s + i] >> hi) | (p.a[s + i + 1] << lo); } void range_and(int l, int r, bs p) { assert(p.N == r - l); int f = 0, t = r - l; while (l < r and (l & 63)) { if (!p.get(f)) a[l >> 6] &= ~(1ull << (l & 63)); ++f, ++l; } while (l < r and (r & 63)) { --t, --r; if (!p.get(t)) a[r >> 6] &= ~(1ull << (r & 63)); } l >>= 6, r >>= 6; int s = f >> 6, N = r - l, hi = f & 63, lo = 64 - hi; if (not(f & 63)) FOR(i, N) a[l + i] &= p.a[s + i]; else FOR(i, N) a[l + i] &= (p.a[s + i] >> hi) | (p.a[s + i + 1] << lo); } void range_or(int l, int r, bs p) { assert(p.N == r - l); int f = 0, t = r - l; while (l < r and (l & 63)) a[l >> 6] |= ull(p.get(f)) << (l & 63), ++f, ++l; while (l < r and (r & 63)) --t, --r, a[r >> 6] |= ull(p.get(t)) << (r & 63); l >>= 6, r >>= 6; int s = f >> 6, N = r - l, hi = f & 63, lo = 64 - hi; if (not(f & 63)) FOR(i, N) a[l + i] |= p.a[s + i]; else FOR(i, N) a[l + i] |= (p.a[s + i] >> hi) | (p.a[s + i + 1] << lo); } int count() const { int N = len(a), s = 0; FOR(i, N) s += pc(a[i]); return s; } bs range(int l, int r) const { bs s(r - l); int rm = (r - l) & 63; while (rm--) s.set(r - l - 1, get(r - 1)), --r; int N = (r - l) >> 6, hi = l & 63, lo = 64 - hi, t = l >> 6; if (hi == 0) FOR(i, N) s.a[i] ^= a[t + i]; else FOR(i, N) s.a[i] ^= (a[t + i] >> hi) ^ (a[t + i + 1] << lo); return s; } void moveL(int x) { if (not x) return; int sz = (N + 63) >> 6; FOR(i, sz - x) a[i] = a[i + x]; FOR(i, max(0, sz - x), sz) a[i] = 0; } void moveR(int x) { if (not x) return; int sz = (N + 63) >> 6; FOR_R(i, x, sz) a[i] = a[i - x]; FOR(i, min(x, sz)) a[i] = 0; } bs &operator<<=(int x) { if (x < 0) return *this >>= -x; moveR(x >> 6); x &= 63; ull s = 0, ls = 0, ps = 64 - x; FOR(i, 1, x + 1) s |= 1ull << (64 - i); int sz = (N + 63) >> 6; FOR(i, sz) { ull c = (a[i] & s) >> ps; a[i] <<= x, a[i] |= ls, ls = c; } return resize(N), *this; } bs &operator>>=(int x) { if (x < 0) return *this <<= -x; moveL(x >> 6); x &= 63; ull s = (1ull << x) - 1, ls = 0, ps = 64 - x; int sz = (N + 63) >> 6; FOR_R(i, sz) { ull ss = (a[i] & s) << ps; a[i] >>= x, a[i] |= ls, ls = ss; } return *this; } bs operator<<(int x) const { return bs(*this) <<= x; }; bs operator>>(int x) const { return bs(*this) >>= x; }; void AND(const bs &p) { int sz = (N + 63) >> 6; FOR(i, sz) a[i] &= p.a[i]; } void OR(const bs &p) { int sz = (N + 63) >> 6; FOR(i, sz) a[i] |= p.a[i]; } void XOR(const bs &p) { int sz = (N + 63) >> 6; FOR(i, sz) a[i] ^= p.a[i]; } bs operator&=(const bs &p) { return AND(p), *this; } bs operator&(const bs &p) { return bs(*this) &= p; } bs operator|=(const bs &p) { return OR(p), *this; } bs operator|(const bs &p) { return bs(*this) |= p; } bs operator^=(const bs &p) { return XOR(p), *this; } bs operator^(const bs &p) { return bs(*this) ^= p; } bs operator~() const { bs r = *this; return r.flip(), r; } string to_s() const { string s; FOR(i, N) s += '0' + get(i); return s; } }; #line 11 "No_142_\u5358\u306a\u308b\u914d\u5217\u306e\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u5b9f\u88c5\u554f\u984c.cpp" using mint = dmint; void Yorisou() { INT(N, s, x, y, z); dmint::set_mod(z); bs bit(N); if (s & 1) bit.set(0); mint g = s; FOR(i, 1, N) { g = g * x + y; if (g.val() & 1) bit.set(i); } INT(Q); FOR(Q) { INT(a, b, c, d); --a, --c; bit.range_xor(c, d, bit.range(a, b)); } string ans = bit.to_s(); for (char &c : ans) c = c == '0' ? 'E' : 'O'; print(ans); } constexpr int tests = 0, fl = 0, DB = 10; #line 1 "YRS/aa/main.hpp" int main() { cin.tie(nullptr)->sync_with_stdio(0); int T = 1; if (fl) cerr.tie(0); if (tests and not fl) IN(T); for (int i = 0; i < T or fl; ++i) { Yorisou(); if (fl and i % DB == 0) cerr << "Case: " << i << '\n'; } return 0; } #line 36 "No_142_\u5358\u306a\u308b\u914d\u5217\u306e\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u5b9f\u88c5\u554f\u984c.cpp"