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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#184687 | #6325. Peaceful Results | hos_lyric | AC ✓ | 84ms | 43592kb | C++14 | 38.5kb | 2023-09-21 05:10:44 | 2023-09-21 05:10:45 |
Judging History
answer
#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;
using Int = long long;
template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
////////////////////////////////////////////////////////////////////////////////
template <unsigned M_> struct ModInt {
static constexpr unsigned M = M_;
unsigned x;
constexpr ModInt() : x(0U) {}
constexpr ModInt(unsigned x_) : x(x_ % M) {}
constexpr ModInt(unsigned long long x_) : x(x_ % M) {}
constexpr ModInt(int x_) : x(((x_ %= static_cast<int>(M)) < 0) ? (x_ + static_cast<int>(M)) : x_) {}
constexpr ModInt(long long x_) : x(((x_ %= static_cast<long long>(M)) < 0) ? (x_ + static_cast<long long>(M)) : x_) {}
ModInt &operator+=(const ModInt &a) { x = ((x += a.x) >= M) ? (x - M) : x; return *this; }
ModInt &operator-=(const ModInt &a) { x = ((x -= a.x) >= M) ? (x + M) : x; return *this; }
ModInt &operator*=(const ModInt &a) { x = (static_cast<unsigned long long>(x) * a.x) % M; return *this; }
ModInt &operator/=(const ModInt &a) { return (*this *= a.inv()); }
ModInt pow(long long e) const {
if (e < 0) return inv().pow(-e);
ModInt a = *this, b = 1U; for (; e; e >>= 1) { if (e & 1) b *= a; a *= a; } return b;
}
ModInt inv() const {
unsigned a = M, b = x; int y = 0, z = 1;
for (; b; ) { const unsigned q = a / b; const unsigned c = a - q * b; a = b; b = c; const int w = y - static_cast<int>(q) * z; y = z; z = w; }
assert(a == 1U); return ModInt(y);
}
ModInt operator+() const { return *this; }
ModInt operator-() const { ModInt a; a.x = x ? (M - x) : 0U; return a; }
ModInt operator+(const ModInt &a) const { return (ModInt(*this) += a); }
ModInt operator-(const ModInt &a) const { return (ModInt(*this) -= a); }
ModInt operator*(const ModInt &a) const { return (ModInt(*this) *= a); }
ModInt operator/(const ModInt &a) const { return (ModInt(*this) /= a); }
template <class T> friend ModInt operator+(T a, const ModInt &b) { return (ModInt(a) += b); }
template <class T> friend ModInt operator-(T a, const ModInt &b) { return (ModInt(a) -= b); }
template <class T> friend ModInt operator*(T a, const ModInt &b) { return (ModInt(a) *= b); }
template <class T> friend ModInt operator/(T a, const ModInt &b) { return (ModInt(a) /= b); }
explicit operator bool() const { return x; }
bool operator==(const ModInt &a) const { return (x == a.x); }
bool operator!=(const ModInt &a) const { return (x != a.x); }
friend std::ostream &operator<<(std::ostream &os, const ModInt &a) { return os << a.x; }
};
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
constexpr unsigned MO = 998244353U;
constexpr unsigned MO2 = 2U * MO;
constexpr int FFT_MAX = 23;
using Mint = ModInt<MO>;
constexpr Mint FFT_ROOTS[FFT_MAX + 1] = {1U, 998244352U, 911660635U, 372528824U, 929031873U, 452798380U, 922799308U, 781712469U, 476477967U, 166035806U, 258648936U, 584193783U, 63912897U, 350007156U, 666702199U, 968855178U, 629671588U, 24514907U, 996173970U, 363395222U, 565042129U, 733596141U, 267099868U, 15311432U};
constexpr Mint INV_FFT_ROOTS[FFT_MAX + 1] = {1U, 998244352U, 86583718U, 509520358U, 337190230U, 87557064U, 609441965U, 135236158U, 304459705U, 685443576U, 381598368U, 335559352U, 129292727U, 358024708U, 814576206U, 708402881U, 283043518U, 3707709U, 121392023U, 704923114U, 950391366U, 428961804U, 382752275U, 469870224U};
constexpr Mint FFT_RATIOS[FFT_MAX] = {911660635U, 509520358U, 369330050U, 332049552U, 983190778U, 123842337U, 238493703U, 975955924U, 603855026U, 856644456U, 131300601U, 842657263U, 730768835U, 942482514U, 806263778U, 151565301U, 510815449U, 503497456U, 743006876U, 741047443U, 56250497U, 867605899U};
constexpr Mint INV_FFT_RATIOS[FFT_MAX] = {86583718U, 372528824U, 373294451U, 645684063U, 112220581U, 692852209U, 155456985U, 797128860U, 90816748U, 860285882U, 927414960U, 354738543U, 109331171U, 293255632U, 535113200U, 308540755U, 121186627U, 608385704U, 438932459U, 359477183U, 824071951U, 103369235U};
// as[rev(i)] <- \sum_j \zeta^(ij) as[j]
void fft(Mint *as, int n) {
assert(!(n & (n - 1))); assert(1 <= n); assert(n <= 1 << FFT_MAX);
int m = n;
if (m >>= 1) {
for (int i = 0; i < m; ++i) {
const unsigned x = as[i + m].x; // < MO
as[i + m].x = as[i].x + MO - x; // < 2 MO
as[i].x += x; // < 2 MO
}
}
if (m >>= 1) {
Mint prod = 1U;
for (int h = 0, i0 = 0; i0 < n; i0 += (m << 1)) {
for (int i = i0; i < i0 + m; ++i) {
const unsigned x = (prod * as[i + m]).x; // < MO
as[i + m].x = as[i].x + MO - x; // < 3 MO
as[i].x += x; // < 3 MO
}
prod *= FFT_RATIOS[__builtin_ctz(++h)];
}
}
for (; m; ) {
if (m >>= 1) {
Mint prod = 1U;
for (int h = 0, i0 = 0; i0 < n; i0 += (m << 1)) {
for (int i = i0; i < i0 + m; ++i) {
const unsigned x = (prod * as[i + m]).x; // < MO
as[i + m].x = as[i].x + MO - x; // < 4 MO
as[i].x += x; // < 4 MO
}
prod *= FFT_RATIOS[__builtin_ctz(++h)];
}
}
if (m >>= 1) {
Mint prod = 1U;
for (int h = 0, i0 = 0; i0 < n; i0 += (m << 1)) {
for (int i = i0; i < i0 + m; ++i) {
const unsigned x = (prod * as[i + m]).x; // < MO
as[i].x = (as[i].x >= MO2) ? (as[i].x - MO2) : as[i].x; // < 2 MO
as[i + m].x = as[i].x + MO - x; // < 3 MO
as[i].x += x; // < 3 MO
}
prod *= FFT_RATIOS[__builtin_ctz(++h)];
}
}
}
for (int i = 0; i < n; ++i) {
as[i].x = (as[i].x >= MO2) ? (as[i].x - MO2) : as[i].x; // < 2 MO
as[i].x = (as[i].x >= MO) ? (as[i].x - MO) : as[i].x; // < MO
}
}
// as[i] <- (1/n) \sum_j \zeta^(-ij) as[rev(j)]
void invFft(Mint *as, int n) {
assert(!(n & (n - 1))); assert(1 <= n); assert(n <= 1 << FFT_MAX);
int m = 1;
if (m < n >> 1) {
Mint prod = 1U;
for (int h = 0, i0 = 0; i0 < n; i0 += (m << 1)) {
for (int i = i0; i < i0 + m; ++i) {
const unsigned long long y = as[i].x + MO - as[i + m].x; // < 2 MO
as[i].x += as[i + m].x; // < 2 MO
as[i + m].x = (prod.x * y) % MO; // < MO
}
prod *= INV_FFT_RATIOS[__builtin_ctz(++h)];
}
m <<= 1;
}
for (; m < n >> 1; m <<= 1) {
Mint prod = 1U;
for (int h = 0, i0 = 0; i0 < n; i0 += (m << 1)) {
for (int i = i0; i < i0 + (m >> 1); ++i) {
const unsigned long long y = as[i].x + MO2 - as[i + m].x; // < 4 MO
as[i].x += as[i + m].x; // < 4 MO
as[i].x = (as[i].x >= MO2) ? (as[i].x - MO2) : as[i].x; // < 2 MO
as[i + m].x = (prod.x * y) % MO; // < MO
}
for (int i = i0 + (m >> 1); i < i0 + m; ++i) {
const unsigned long long y = as[i].x + MO - as[i + m].x; // < 2 MO
as[i].x += as[i + m].x; // < 2 MO
as[i + m].x = (prod.x * y) % MO; // < MO
}
prod *= INV_FFT_RATIOS[__builtin_ctz(++h)];
}
}
if (m < n) {
for (int i = 0; i < m; ++i) {
const unsigned y = as[i].x + MO2 - as[i + m].x; // < 4 MO
as[i].x += as[i + m].x; // < 4 MO
as[i + m].x = y; // < 4 MO
}
}
const Mint invN = Mint(n).inv();
for (int i = 0; i < n; ++i) {
as[i] *= invN;
}
}
void fft(vector<Mint> &as) {
fft(as.data(), as.size());
}
void invFft(vector<Mint> &as) {
invFft(as.data(), as.size());
}
vector<Mint> convolve(vector<Mint> as, vector<Mint> bs) {
if (as.empty() || bs.empty()) return {};
const int len = as.size() + bs.size() - 1;
int n = 1;
for (; n < len; n <<= 1) {}
as.resize(n); fft(as);
bs.resize(n); fft(bs);
for (int i = 0; i < n; ++i) as[i] *= bs[i];
invFft(as);
as.resize(len);
return as;
}
vector<Mint> square(vector<Mint> as) {
if (as.empty()) return {};
const int len = as.size() + as.size() - 1;
int n = 1;
for (; n < len; n <<= 1) {}
as.resize(n); fft(as);
for (int i = 0; i < n; ++i) as[i] *= as[i];
invFft(as);
as.resize(len);
return as;
}
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// inv: log, exp, pow
// fac: shift
// invFac: shift
constexpr int LIM_INV = 1 << 21; // @
Mint inv[LIM_INV], fac[LIM_INV], invFac[LIM_INV];
struct ModIntPreparator {
ModIntPreparator() {
inv[1] = 1;
for (int i = 2; i < LIM_INV; ++i) inv[i] = -((Mint::M / i) * inv[Mint::M % i]);
fac[0] = 1;
for (int i = 1; i < LIM_INV; ++i) fac[i] = fac[i - 1] * i;
invFac[0] = 1;
for (int i = 1; i < LIM_INV; ++i) invFac[i] = invFac[i - 1] * inv[i];
}
} preparator;
// polyWork0: *, inv, div, divAt, log, exp, pow, sqrt, shift
// polyWork1: inv, div, divAt, log, exp, pow, sqrt, shift
// polyWork2: divAt, exp, pow, sqrt
// polyWork3: exp, pow, sqrt
static constexpr int LIM_POLY = 1 << 20; // @
static_assert(LIM_POLY <= 1 << FFT_MAX, "Poly: LIM_POLY <= 1 << FFT_MAX must hold.");
static Mint polyWork0[LIM_POLY], polyWork1[LIM_POLY], polyWork2[LIM_POLY], polyWork3[LIM_POLY];
struct Poly : public vector<Mint> {
Poly() {}
explicit Poly(int n) : vector<Mint>(n) {}
Poly(const vector<Mint> &vec) : vector<Mint>(vec) {}
Poly(std::initializer_list<Mint> il) : vector<Mint>(il) {}
int size() const { return vector<Mint>::size(); }
Mint at(long long k) const { return (0 <= k && k < size()) ? (*this)[k] : 0U; }
int ord() const { for (int i = 0; i < size(); ++i) if ((*this)[i]) return i; return -1; }
int deg() const { for (int i = size(); --i >= 0; ) if ((*this)[i]) return i; return -1; }
Poly mod(int n) const { return Poly(vector<Mint>(data(), data() + min(n, size()))); }
friend std::ostream &operator<<(std::ostream &os, const Poly &fs) {
os << "[";
for (int i = 0; i < fs.size(); ++i) { if (i > 0) os << ", "; os << fs[i]; }
return os << "]";
}
Poly &operator+=(const Poly &fs) {
if (size() < fs.size()) resize(fs.size());
for (int i = 0; i < fs.size(); ++i) (*this)[i] += fs[i];
return *this;
}
Poly &operator-=(const Poly &fs) {
if (size() < fs.size()) resize(fs.size());
for (int i = 0; i < fs.size(); ++i) (*this)[i] -= fs[i];
return *this;
}
// 3 E(|t| + |f|)
Poly &operator*=(const Poly &fs) {
if (empty() || fs.empty()) return *this = {};
const int nt = size(), nf = fs.size();
int n = 1;
for (; n < nt + nf - 1; n <<= 1) {}
assert(n <= LIM_POLY);
resize(n);
fft(data(), n); // 1 E(n)
memcpy(polyWork0, fs.data(), nf * sizeof(Mint));
memset(polyWork0 + nf, 0, (n - nf) * sizeof(Mint));
fft(polyWork0, n); // 1 E(n)
for (int i = 0; i < n; ++i) (*this)[i] *= polyWork0[i];
invFft(data(), n); // 1 E(n)
resize(nt + nf - 1);
return *this;
}
// 13 E(deg(t) - deg(f) + 1)
// rev(t) = rev(f) rev(q) + x^(deg(t)-deg(f)+1) rev(r)
Poly &operator/=(const Poly &fs) {
const int m = deg(), n = fs.deg();
assert(n != -1);
if (m < n) return *this = {};
Poly tsRev(m - n + 1), fsRev(min(m - n, n) + 1);
for (int i = 0; i <= m - n; ++i) tsRev[i] = (*this)[m - i];
for (int i = 0, i0 = min(m - n, n); i <= i0; ++i) fsRev[i] = fs[n - i];
const Poly qsRev = tsRev.div(fsRev, m - n + 1); // 13 E(m - n + 1)
resize(m - n + 1);
for (int i = 0; i <= m - n; ++i) (*this)[i] = qsRev[m - n - i];
return *this;
}
// 13 E(deg(t) - deg(f) + 1) + 3 E(|t|)
Poly &operator%=(const Poly &fs) {
const Poly qs = *this / fs; // 13 E(deg(t) - deg(f) + 1)
*this -= fs * qs; // 3 E(|t|)
resize(deg() + 1);
return *this;
}
Poly &operator*=(const Mint &a) {
for (int i = 0; i < size(); ++i) (*this)[i] *= a;
return *this;
}
Poly &operator/=(const Mint &a) {
const Mint b = a.inv();
for (int i = 0; i < size(); ++i) (*this)[i] *= b;
return *this;
}
Poly operator+() const { return *this; }
Poly operator-() const {
Poly fs(size());
for (int i = 0; i < size(); ++i) fs[i] = -(*this)[i];
return fs;
}
Poly operator+(const Poly &fs) const { return (Poly(*this) += fs); }
Poly operator-(const Poly &fs) const { return (Poly(*this) -= fs); }
Poly operator*(const Poly &fs) const { return (Poly(*this) *= fs); }
Poly operator/(const Poly &fs) const { return (Poly(*this) /= fs); }
Poly operator%(const Poly &fs) const { return (Poly(*this) %= fs); }
Poly operator*(const Mint &a) const { return (Poly(*this) *= a); }
Poly operator/(const Mint &a) const { return (Poly(*this) /= a); }
friend Poly operator*(const Mint &a, const Poly &fs) { return fs * a; }
// 10 E(n)
// f <- f - (t f - 1) f
Poly inv(int n) const {
assert(!empty()); assert((*this)[0]); assert(1 <= n);
assert(n == 1 || 1 << (32 - __builtin_clz(n - 1)) <= LIM_POLY);
Poly fs(n);
fs[0] = (*this)[0].inv();
for (int m = 1; m < n; m <<= 1) {
memcpy(polyWork0, data(), min(m << 1, size()) * sizeof(Mint));
memset(polyWork0 + min(m << 1, size()), 0, ((m << 1) - min(m << 1, size())) * sizeof(Mint));
fft(polyWork0, m << 1); // 2 E(n)
memcpy(polyWork1, fs.data(), min(m << 1, n) * sizeof(Mint));
memset(polyWork1 + min(m << 1, n), 0, ((m << 1) - min(m << 1, n)) * sizeof(Mint));
fft(polyWork1, m << 1); // 2 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 2 E(n)
memset(polyWork0, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 2 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 2 E(n)
for (int i = m, i0 = min(m << 1, n); i < i0; ++i) fs[i] = -polyWork0[i];
}
return fs;
}
// 9 E(n)
// Need (4 m)-th roots of unity to lift from (mod x^m) to (mod x^(2m)).
// f <- f - (t f - 1) f
// (t f^2) mod ((x^(2m) - 1) (x^m - 1^(1/4)))
/*
Poly inv(int n) const {
assert(!empty()); assert((*this)[0]); assert(1 <= n);
assert(n == 1 || 3 << (31 - __builtin_clz(n - 1)) <= LIM_POLY);
assert(n <= 1 << (FFT_MAX - 1));
Poly fs(n);
fs[0] = (*this)[0].inv();
for (int h = 2, m = 1; m < n; ++h, m <<= 1) {
const Mint a = FFT_ROOTS[h], b = INV_FFT_ROOTS[h];
memcpy(polyWork0, data(), min(m << 1, size()) * sizeof(Mint));
memset(polyWork0 + min(m << 1, size()), 0, ((m << 1) - min(m << 1, size())) * sizeof(Mint));
{
Mint aa = 1;
for (int i = 0; i < m; ++i) { polyWork0[(m << 1) + i] = aa * polyWork0[i]; aa *= a; }
for (int i = 0; i < m; ++i) { polyWork0[(m << 1) + i] += aa * polyWork0[m + i]; aa *= a; }
}
fft(polyWork0, m << 1); // 2 E(n)
fft(polyWork0 + (m << 1), m); // 1 E(n)
memcpy(polyWork1, fs.data(), min(m << 1, n) * sizeof(Mint));
memset(polyWork1 + min(m << 1, n), 0, ((m << 1) - min(m << 1, n)) * sizeof(Mint));
{
Mint aa = 1;
for (int i = 0; i < m; ++i) { polyWork1[(m << 1) + i] = aa * polyWork1[i]; aa *= a; }
for (int i = 0; i < m; ++i) { polyWork1[(m << 1) + i] += aa * polyWork1[m + i]; aa *= a; }
}
fft(polyWork1, m << 1); // 2 E(n)
fft(polyWork1 + (m << 1), m); // 1 E(n)
for (int i = 0; i < (m << 1) + m; ++i) polyWork0[i] *= polyWork1[i] * polyWork1[i];
invFft(polyWork0, m << 1); // 2 E(n)
invFft(polyWork0 + (m << 1), m); // 1 E(n)
// 2 f0 + (-f2), (-f1) + (-f3), 1^(1/4) (-f1) - (-f2) - 1^(1/4) (-f3)
{
Mint bb = 1;
for (int i = 0, i0 = min(m, n - m); i < i0; ++i) {
unsigned x = polyWork0[i].x + (bb * polyWork0[(m << 1) + i]).x + MO2 - (fs[i].x << 1); // < 4 MO
fs[m + i] = Mint(static_cast<unsigned long long>(FFT_ROOTS[2].x) * x) - polyWork0[m + i];
fs[m + i].x = ((fs[m + i].x & 1) ? (fs[m + i].x + MO) : fs[m + i].x) >> 1;
bb *= b;
}
}
}
return fs;
}
*/
// 13 E(n)
// g = (1 / f) mod x^m
// h <- h - (f h - t) g
Poly div(const Poly &fs, int n) const {
assert(!fs.empty()); assert(fs[0]); assert(1 <= n);
if (n == 1) return {at(0) / fs[0]};
// m < n <= 2 m
const int m = 1 << (31 - __builtin_clz(n - 1));
assert(m << 1 <= LIM_POLY);
Poly gs = fs.inv(m); // 5 E(n)
gs.resize(m << 1);
fft(gs.data(), m << 1); // 1 E(n)
memcpy(polyWork0, data(), min(m, size()) * sizeof(Mint));
memset(polyWork0 + min(m, size()), 0, ((m << 1) - min(m, size())) * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= gs[i];
invFft(polyWork0, m << 1); // 1 E(n)
Poly hs(n);
memcpy(hs.data(), polyWork0, m * sizeof(Mint));
memset(polyWork0 + m, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
memcpy(polyWork1, fs.data(), min(m << 1, fs.size()) * sizeof(Mint));
memset(polyWork1 + min(m << 1, fs.size()), 0, ((m << 1) - min(m << 1, fs.size())) * sizeof(Mint));
fft(polyWork1, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 1 E(n)
memset(polyWork0, 0, m * sizeof(Mint));
for (int i = m, i0 = min(m << 1, size()); i < i0; ++i) polyWork0[i] -= (*this)[i];
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= gs[i];
invFft(polyWork0, m << 1); // 1 E(n)
for (int i = m; i < n; ++i) hs[i] = -polyWork0[i];
return hs;
}
// (4 (floor(log_2 k) - ceil(log_2 |f|)) + 16) E(|f|) for |t| < |f|
// [x^k] (t(x) / f(x)) = [x^k] ((t(x) f(-x)) / (f(x) f(-x))
// polyWork0: half of (2 m)-th roots of unity, inversed, bit-reversed
Mint divAt(const Poly &fs, long long k) const {
assert(k >= 0);
if (size() >= fs.size()) {
const Poly qs = *this / fs; // 13 E(deg(t) - deg(f) + 1)
Poly rs = *this - fs * qs; // 3 E(|t|)
rs.resize(rs.deg() + 1);
return qs.at(k) + rs.divAt(fs, k);
}
int h = 0, m = 1;
for (; m < fs.size(); ++h, m <<= 1) {}
if (k < m) {
const Poly gs = fs.inv(k + 1); // 10 E(|f|)
Mint sum;
for (int i = 0, i0 = min<int>(k + 1, size()); i < i0; ++i) sum += (*this)[i] * gs[k - i];
return sum;
}
assert(m << 1 <= LIM_POLY);
polyWork0[0] = Mint(2U).inv();
for (int hh = 0; hh < h; ++hh) for (int i = 0; i < 1 << hh; ++i) polyWork0[1 << hh | i] = polyWork0[i] * INV_FFT_ROOTS[hh + 2];
const Mint a = FFT_ROOTS[h + 1];
memcpy(polyWork2, data(), size() * sizeof(Mint));
memset(polyWork2 + size(), 0, ((m << 1) - size()) * sizeof(Mint));
fft(polyWork2, m << 1); // 2 E(|f|)
memcpy(polyWork1, fs.data(), fs.size() * sizeof(Mint));
memset(polyWork1 + fs.size(), 0, ((m << 1) - fs.size()) * sizeof(Mint));
fft(polyWork1, m << 1); // 2 E(|f|)
for (; ; ) {
if (k & 1) {
for (int i = 0; i < m; ++i) polyWork2[i] = polyWork0[i] * (polyWork2[i << 1 | 0] * polyWork1[i << 1 | 1] - polyWork2[i << 1 | 1] * polyWork1[i << 1 | 0]);
} else {
for (int i = 0; i < m; ++i) {
polyWork2[i] = polyWork2[i << 1 | 0] * polyWork1[i << 1 | 1] + polyWork2[i << 1 | 1] * polyWork1[i << 1 | 0];
polyWork2[i].x = ((polyWork2[i].x & 1) ? (polyWork2[i].x + MO) : polyWork2[i].x) >> 1;
}
}
for (int i = 0; i < m; ++i) polyWork1[i] = polyWork1[i << 1 | 0] * polyWork1[i << 1 | 1];
if ((k >>= 1) < m) {
invFft(polyWork2, m); // 1 E(|f|)
invFft(polyWork1, m); // 1 E(|f|)
// Poly::inv does not use polyWork2
const Poly gs = Poly(vector<Mint>(polyWork1, polyWork1 + k + 1)).inv(k + 1); // 10 E(|f|)
Mint sum;
for (int i = 0; i <= k; ++i) sum += polyWork2[i] * gs[k - i];
return sum;
}
memcpy(polyWork2 + m, polyWork2, m * sizeof(Mint));
invFft(polyWork2 + m, m); // (floor(log_2 k) - ceil(log_2 |f|)) E(|f|)
memcpy(polyWork1 + m, polyWork1, m * sizeof(Mint));
invFft(polyWork1 + m, m); // (floor(log_2 k) - ceil(log_2 |f|)) E(|f|)
Mint aa = 1;
for (int i = m; i < m << 1; ++i) { polyWork2[i] *= aa; polyWork1[i] *= aa; aa *= a; }
fft(polyWork2 + m, m); // (floor(log_2 k) - ceil(log_2 |f|)) E(|f|)
fft(polyWork1 + m, m); // (floor(log_2 k) - ceil(log_2 |f|)) E(|f|)
}
}
// 13 E(n)
// D log(t) = (D t) / t
Poly log(int n) const {
assert(!empty()); assert((*this)[0].x == 1U); assert(n <= LIM_INV);
Poly fs = mod(n);
for (int i = 0; i < fs.size(); ++i) fs[i] *= i;
fs = fs.div(*this, n);
for (int i = 1; i < n; ++i) fs[i] *= ::inv[i];
return fs;
}
// (16 + 1/2) E(n)
// f = exp(t) mod x^m ==> (D f) / f == D t (mod x^m)
// g = (1 / exp(t)) mod x^m
// f <- f - (log f - t) / (1 / f)
// = f - (I ((D f) / f) - t) f
// == f - (I ((D f) / f + (f g - 1) ((D f) / f - D (t mod x^m))) - t) f (mod x^(2m))
// = f - (I (g (D f - f D (t mod x^m)) + D (t mod x^m)) - t) f
// g <- g - (f g - 1) g
// polyWork1: DFT(f, 2 m), polyWork2: g, polyWork3: DFT(g, 2 m)
Poly exp(int n) const {
assert(!empty()); assert(!(*this)[0]); assert(1 <= n);
assert(n == 1 || 1 << (32 - __builtin_clz(n - 1)) <= min(LIM_INV, LIM_POLY));
if (n == 1) return {1U};
if (n == 2) return {1U, at(1)};
Poly fs(n);
fs[0].x = polyWork1[0].x = polyWork1[1].x = polyWork2[0].x = 1U;
int m;
for (m = 1; m << 1 < n; m <<= 1) {
for (int i = 0, i0 = min(m, size()); i < i0; ++i) polyWork0[i] = i * (*this)[i];
memset(polyWork0 + min(m, size()), 0, (m - min(m, size())) * sizeof(Mint));
fft(polyWork0, m); // (1/2) E(n)
for (int i = 0; i < m; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m); // (1/2) E(n)
for (int i = 0; i < m; ++i) polyWork0[i] -= i * fs[i];
memset(polyWork0 + m, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
memcpy(polyWork3, polyWork2, m * sizeof(Mint));
memset(polyWork3 + m, 0, m * sizeof(Mint));
fft(polyWork3, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork3[i];
invFft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m; ++i) polyWork0[i] *= ::inv[m + i];
for (int i = 0, i0 = min(m, size() - m); i < i0; ++i) polyWork0[i] += (*this)[m + i];
memset(polyWork0 + m, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 1 E(n)
memcpy(fs.data() + m, polyWork0, m * sizeof(Mint));
memcpy(polyWork1, fs.data(), (m << 1) * sizeof(Mint));
memset(polyWork1 + (m << 1), 0, (m << 1) * sizeof(Mint));
fft(polyWork1, m << 2); // 2 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] = polyWork1[i] * polyWork3[i];
invFft(polyWork0, m << 1); // 1 E(n)
memset(polyWork0, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork3[i];
invFft(polyWork0, m << 1); // 1 E(n)
for (int i = m; i < m << 1; ++i) polyWork2[i] = -polyWork0[i];
}
for (int i = 0, i0 = min(m, size()); i < i0; ++i) polyWork0[i] = i * (*this)[i];
memset(polyWork0 + min(m, size()), 0, (m - min(m, size())) * sizeof(Mint));
fft(polyWork0, m); // (1/2) E(n)
for (int i = 0; i < m; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m); // (1/2) E(n)
for (int i = 0; i < m; ++i) polyWork0[i] -= i * fs[i];
memcpy(polyWork0 + m, polyWork0 + (m >> 1), (m >> 1) * sizeof(Mint));
memset(polyWork0 + (m >> 1), 0, (m >> 1) * sizeof(Mint));
memset(polyWork0 + m + (m >> 1), 0, (m >> 1) * sizeof(Mint));
fft(polyWork0, m); // (1/2) E(n)
fft(polyWork0 + m, m); // (1/2) E(n)
memcpy(polyWork3 + m, polyWork2 + (m >> 1), (m >> 1) * sizeof(Mint));
memset(polyWork3 + m + (m >> 1), 0, (m >> 1) * sizeof(Mint));
fft(polyWork3 + m, m); // (1/2) E(n)
for (int i = 0; i < m; ++i) polyWork0[m + i] = polyWork0[i] * polyWork3[m + i] + polyWork0[m + i] * polyWork3[i];
for (int i = 0; i < m; ++i) polyWork0[i] *= polyWork3[i];
invFft(polyWork0, m); // (1/2) E(n)
invFft(polyWork0 + m, m); // (1/2) E(n)
for (int i = 0; i < m >> 1; ++i) polyWork0[(m >> 1) + i] += polyWork0[m + i];
for (int i = 0; i < m; ++i) polyWork0[i] *= ::inv[m + i];
for (int i = 0, i0 = min(m, size() - m); i < i0; ++i) polyWork0[i] += (*this)[m + i];
memset(polyWork0 + m, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 1 E(n)
memcpy(fs.data() + m, polyWork0, (n - m) * sizeof(Mint));
return fs;
}
// (29 + 1/2) E(n)
// g <- g - (log g - a log t) g
Poly pow(Mint a, int n) const {
assert(!empty()); assert((*this)[0].x == 1U); assert(1 <= n);
return (a * log(n)).exp(n); // 13 E(n) + (16 + 1/2) E(n)
}
// (29 + 1/2) E(n - a ord(t))
Poly pow(long long a, int n) const {
assert(a >= 0); assert(1 <= n);
if (a == 0) { Poly gs(n); gs[0].x = 1U; return gs; }
const int o = ord();
if (o == -1 || o > (n - 1) / a) return Poly(n);
const Mint b = (*this)[o].inv(), c = (*this)[o].pow(a);
const int ntt = min<int>(n - a * o, size() - o);
Poly tts(ntt);
for (int i = 0; i < ntt; ++i) tts[i] = b * (*this)[o + i];
tts = tts.pow(Mint(a), n - a * o); // (29 + 1/2) E(n - a ord(t))
Poly gs(n);
for (int i = 0; i < n - a * o; ++i) gs[a * o + i] = c * tts[i];
return gs;
}
// (10 + 1/2) E(n)
// f = t^(1/2) mod x^m, g = 1 / t^(1/2) mod x^m
// f <- f - (f^2 - h) g / 2
// g <- g - (f g - 1) g
// polyWork1: DFT(f, m), polyWork2: g, polyWork3: DFT(g, 2 m)
Poly sqrt(int n) const {
assert(!empty()); assert((*this)[0].x == 1U); assert(1 <= n);
assert(n == 1 || 1 << (32 - __builtin_clz(n - 1)) <= LIM_POLY);
if (n == 1) return {1U};
if (n == 2) return {1U, at(1) / 2};
Poly fs(n);
fs[0].x = polyWork1[0].x = polyWork2[0].x = 1U;
int m;
for (m = 1; m << 1 < n; m <<= 1) {
for (int i = 0; i < m; ++i) polyWork1[i] *= polyWork1[i];
invFft(polyWork1, m); // (1/2) E(n)
for (int i = 0, i0 = min(m, size()); i < i0; ++i) polyWork1[i] -= (*this)[i];
for (int i = 0, i0 = min(m, size() - m); i < i0; ++i) polyWork1[i] -= (*this)[m + i];
memset(polyWork1 + m, 0, m * sizeof(Mint));
fft(polyWork1, m << 1); // 1 E(n)
memcpy(polyWork3, polyWork2, m * sizeof(Mint));
memset(polyWork3 + m, 0, m * sizeof(Mint));
fft(polyWork3, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork1[i] *= polyWork3[i];
invFft(polyWork1, m << 1); // 1 E(n)
for (int i = 0; i < m; ++i) { polyWork1[i] = -polyWork1[i]; fs[m + i].x = ((polyWork1[i].x & 1) ? (polyWork1[i].x + MO) : polyWork1[i].x) >> 1; }
memcpy(polyWork1, fs.data(), (m << 1) * sizeof(Mint));
fft(polyWork1, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] = polyWork1[i] * polyWork3[i];
invFft(polyWork0, m << 1); // 1 E(n)
memset(polyWork0, 0, m * sizeof(Mint));
fft(polyWork0, m << 1); // 1 E(n)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork3[i];
invFft(polyWork0, m << 1); // 1 E(n)
for (int i = m; i < m << 1; ++i) polyWork2[i] = -polyWork0[i];
}
for (int i = 0; i < m; ++i) polyWork1[i] *= polyWork1[i];
invFft(polyWork1, m); // (1/2) E(n)
for (int i = 0, i0 = min(m, size()); i < i0; ++i) polyWork1[i] -= (*this)[i];
for (int i = 0, i0 = min(m, size() - m); i < i0; ++i) polyWork1[i] -= (*this)[m + i];
memcpy(polyWork1 + m, polyWork1 + (m >> 1), (m >> 1) * sizeof(Mint));
memset(polyWork1 + (m >> 1), 0, (m >> 1) * sizeof(Mint));
memset(polyWork1 + m + (m >> 1), 0, (m >> 1) * sizeof(Mint));
fft(polyWork1, m); // (1/2) E(n)
fft(polyWork1 + m, m); // (1/2) E(n)
memcpy(polyWork3 + m, polyWork2 + (m >> 1), (m >> 1) * sizeof(Mint));
memset(polyWork3 + m + (m >> 1), 0, (m >> 1) * sizeof(Mint));
fft(polyWork3 + m, m); // (1/2) E(n)
// for (int i = 0; i < m << 1; ++i) polyWork1[i] *= polyWork3[i];
for (int i = 0; i < m; ++i) polyWork1[m + i] = polyWork1[i] * polyWork3[m + i] + polyWork1[m + i] * polyWork3[i];
for (int i = 0; i < m; ++i) polyWork1[i] *= polyWork3[i];
invFft(polyWork1, m); // (1/2) E(n)
invFft(polyWork1 + m, m); // (1/2) E(n)
for (int i = 0; i < m >> 1; ++i) polyWork1[(m >> 1) + i] += polyWork1[m + i];
for (int i = 0; i < n - m; ++i) { polyWork1[i] = -polyWork1[i]; fs[m + i].x = ((polyWork1[i].x & 1) ? (polyWork1[i].x + MO) : polyWork1[i].x) >> 1; }
return fs;
}
// (10 + 1/2) E(n)
// modSqrt must return a quadratic residue if exists, or anything otherwise.
// Return {} if *this does not have a square root.
template <class F> Poly sqrt(int n, F modSqrt) const {
assert(1 <= n);
const int o = ord();
if (o == -1) return Poly(n);
if (o & 1) return {};
const Mint c = modSqrt((*this)[o]);
if (c * c != (*this)[o]) return {};
if (o >> 1 >= n) return Poly(n);
const Mint b = (*this)[o].inv();
const int ntt = min(n - (o >> 1), size() - o);
Poly tts(ntt);
for (int i = 0; i < ntt; ++i) tts[i] = b * (*this)[o + i];
tts = tts.sqrt(n - (o >> 1)); // (10 + 1/2) E(n)
Poly gs(n);
for (int i = 0; i < n - (o >> 1); ++i) gs[(o >> 1) + i] = c * tts[i];
return gs;
}
// 6 E(|t|)
// x -> x + a
Poly shift(const Mint &a) const {
if (empty()) return {};
const int n = size();
int m = 1;
for (; m < n; m <<= 1) {}
for (int i = 0; i < n; ++i) polyWork0[i] = fac[i] * (*this)[i];
memset(polyWork0 + n, 0, ((m << 1) - n) * sizeof(Mint));
fft(polyWork0, m << 1); // 2 E(|t|)
{
Mint aa = 1;
for (int i = 0; i < n; ++i) { polyWork1[n - 1 - i] = invFac[i] * aa; aa *= a; }
}
memset(polyWork1 + n, 0, ((m << 1) - n) * sizeof(Mint));
fft(polyWork1, m << 1); // 2 E(|t|)
for (int i = 0; i < m << 1; ++i) polyWork0[i] *= polyWork1[i];
invFft(polyWork0, m << 1); // 2 E(|t|)
Poly fs(n);
for (int i = 0; i < n; ++i) fs[i] = invFac[i] * polyWork0[n - 1 + i];
return fs;
}
};
Mint linearRecurrenceAt(const vector<Mint> &as, const vector<Mint> &cs, long long k) {
assert(!cs.empty()); assert(cs[0]);
const int d = cs.size() - 1;
assert(as.size() >= static_cast<size_t>(d));
return (Poly(vector<Mint>(as.begin(), as.begin() + d)) * cs).mod(d).divAt(cs, k);
}
struct SubproductTree {
int logN, n, nn;
vector<Mint> xs;
// [DFT_4((X-xs[0])(X-xs[1])(X-xs[2])(X-xs[3]))] [(X-xs[0])(X-xs[1])(X-xs[2])(X-xs[3])mod X^4]
// [ DFT_4((X-xs[0])(X-xs[1])) ] [ DFT_4((X-xs[2])(X-xs[3])) ]
// [ DFT_2(X-xs[0]) ] [ DFT_2(X-xs[1]) ] [ DFT_2(X-xs[2]) ] [ DFT_2(X-xs[3]) ]
vector<Mint> buf;
vector<Mint *> gss;
// (1 - xs[0] X) ... (1 - xs[nn-1] X)
Poly all;
// (ceil(log_2 n) + O(1)) E(n)
SubproductTree(const vector<Mint> &xs_) {
n = xs_.size();
for (logN = 0, nn = 1; nn < n; ++logN, nn <<= 1) {}
xs.assign(nn, 0U);
memcpy(xs.data(), xs_.data(), n * sizeof(Mint));
buf.assign((logN + 1) * (nn << 1), 0U);
gss.assign(nn << 1, nullptr);
for (int h = 0; h <= logN; ++h) for (int u = 1 << h; u < 1 << (h + 1); ++u) {
gss[u] = buf.data() + (h * (nn << 1) + ((u - (1 << h)) << (logN - h + 1)));
}
for (int i = 0; i < nn; ++i) {
gss[nn + i][0] = -xs[i] + 1;
gss[nn + i][1] = -xs[i] - 1;
}
if (nn == 1) gss[1][1] += 2;
for (int h = logN; --h >= 0; ) {
const int m = 1 << (logN - h);
for (int u = 1 << (h + 1); --u >= 1 << h; ) {
for (int i = 0; i < m; ++i) gss[u][i] = gss[u << 1][i] * gss[u << 1 | 1][i];
memcpy(gss[u] + m, gss[u], m * sizeof(Mint));
invFft(gss[u] + m, m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
if (h > 0) {
gss[u][m] -= 2;
const Mint a = FFT_ROOTS[logN - h + 1];
Mint aa = 1;
for (int i = m; i < m << 1; ++i) { gss[u][i] *= aa; aa *= a; };
fft(gss[u] + m, m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
}
}
}
all.resize(nn + 1);
all[0] = 1;
for (int i = 1; i < nn; ++i) all[i] = gss[1][nn + nn - i];
all[nn] = gss[1][nn] - 1;
}
// ((3/2) ceil(log_2 n) + O(1)) E(n) + 10 E(|f|) + 3 E(|f| + 2^(ceil(log_2 n)))
vector<Mint> multiEval(const Poly &fs) const {
vector<Mint> work0(nn), work1(nn), work2(nn);
{
const int m = max(fs.size(), 1);
auto invAll = all.inv(m); // 10 E(|f|)
std::reverse(invAll.begin(), invAll.end());
int mm;
for (mm = 1; mm < m - 1 + nn; mm <<= 1) {}
invAll.resize(mm, 0U);
fft(invAll); // E(|f| + 2^(ceil(log_2 n)))
vector<Mint> ffs(mm, 0U);
memcpy(ffs.data(), fs.data(), fs.size() * sizeof(Mint));
fft(ffs); // E(|f| + 2^(ceil(log_2 n)))
for (int i = 0; i < mm; ++i) ffs[i] *= invAll[i];
invFft(ffs); // E(|f| + 2^(ceil(log_2 n)))
memcpy(((logN & 1) ? work1 : work0).data(), ffs.data() + m - 1, nn * sizeof(Mint));
}
for (int h = 0; h < logN; ++h) {
const int m = 1 << (logN - h);
for (int u = 1 << h; u < 1 << (h + 1); ++u) {
Mint *hs = (((logN - h) & 1) ? work1 : work0).data() + ((u - (1 << h)) << (logN - h));
Mint *hs0 = (((logN - h) & 1) ? work0 : work1).data() + ((u - (1 << h)) << (logN - h));
Mint *hs1 = hs0 + (m >> 1);
fft(hs, m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
for (int i = 0; i < m; ++i) work2[i] = gss[u << 1 | 1][i] * hs[i];
invFft(work2.data(), m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
memcpy(hs0, work2.data() + (m >> 1), (m >> 1) * sizeof(Mint));
for (int i = 0; i < m; ++i) work2[i] = gss[u << 1][i] * hs[i];
invFft(work2.data(), m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
memcpy(hs1, work2.data() + (m >> 1), (m >> 1) * sizeof(Mint));
}
}
work0.resize(n);
return work0;
}
// ((5/2) ceil(log_2 n) + O(1)) E(n)
Poly interpolate(const vector<Mint> &ys) const {
assert(static_cast<int>(ys.size()) == n);
Poly gs(n);
for (int i = 0; i < n; ++i) gs[i] = (i + 1) * all[n - (i + 1)];
const vector<Mint> denoms = multiEval(gs); // ((3/2) ceil(log_2 n) + O(1)) E(n)
vector<Mint> work(nn << 1, 0U);
for (int i = 0; i < n; ++i) {
// xs[0], ..., xs[n - 1] are not distinct
assert(denoms[i]);
work[i << 1] = work[i << 1 | 1] = ys[i] / denoms[i];
}
for (int h = logN; --h >= 0; ) {
const int m = 1 << (logN - h);
for (int u = 1 << (h + 1); --u >= 1 << h; ) {
Mint *hs = work.data() + ((u - (1 << h)) << (logN - h + 1));
for (int i = 0; i < m; ++i) hs[i] = gss[u << 1 | 1][i] * hs[i] + gss[u << 1][i] * hs[m + i];
if (h > 0) {
memcpy(hs + m, hs, m * sizeof(Mint));
invFft(hs + m, m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
const Mint a = FFT_ROOTS[logN - h + 1];
Mint aa = 1;
for (int i = m; i < m << 1; ++i) { hs[i] *= aa; aa *= a; };
fft(hs + m, m); // ((1/2) ceil(log_2 n) + O(1)) E(n)
}
}
}
invFft(work.data(), nn); // E(n)
return Poly(vector<Mint>(work.data() + nn - n, work.data() + nn));
}
};
////////////////////////////////////////////////////////////////////////////////
/*
In[14]:= Solve[{A0 == d000 + d012 + d021, A1 == d111 + d120 + d102,
N - A0 - A1 == d222 + d201 + d210, B0 == d000 + d201 + d102,
B1 == d111 + d012 + d210, N - B0 - B1 == d222 + d120 + d021,
C0 == d000 + d120 + d210, C1 == d111 + d201 + d021,
N - C0 - C1 == d222 + d012 + d102}, {d000, d111, d222, d012, d021,
d102, d120, d201, d210}]
Out[14]= {{d111 -> 1/3 (-A0 + A1 - B0 + B1 - C0 + C1) + d000,
d222 -> d000 + 1/3 (-2 A0 - A1 - 2 B0 - B1 - 2 C0 - C1 + 3 N),
d021 -> A0 - d000 - d012,
d102 -> 1/3 (2 A0 + A1 + 2 B0 + B1 - C0 - 2 C1) - d000 - d012,
d120 -> 1/3 (-A0 + A1 - B0 - 2 B1 + 2 C0 + C1) + d012,
d201 -> 1/3 (-2 A0 - A1 + B0 - B1 + C0 + 2 C1) + d012,
d210 -> 1/3 (A0 - A1 + B0 + 2 B1 + C0 - C1) - d000 - d012}}
*/
inline Mint f3(int n) {
return (n >= 0 && n % 3 == 0 && n / 3 < LIM_INV) ? invFac[n / 3] : 0;
}
int main() {
int N;
int A0, A1, A2;
int B0, B1, B2;
int C0, C1, C2;
for (; ~scanf("%d", &N); ) {
scanf("%d%d%d", &A0, &A1, &A2);
scanf("%d%d%d", &B0, &B1, &B2);
scanf("%d%d%d", &C0, &C1, &C2);
const int minA = min({A0, A1, A2});
if (minA == A0) {
//
} else if (minA == A1) {
swap(A0, A1);
swap(B0, B1);
swap(C0, C1);
} else if (minA == A2) {
swap(A0, A2);
swap(B0, B2);
swap(C0, C2);
} else {
assert(false);
}
vector<Mint> fs(A0 + 1, 1), gs(A0 + 1, 1);
for (int i = 0; i <= A0; ++i) {
fs[i] *= invFac[i];
fs[i] *= f3((-A0 + A1 - B0 + B1 - C0 + C1) + 3 * i);
fs[i] *= f3(3 * i + (-2*A0 - A1 - 2*B0 - B1 - 2*C0 - C1 + 3*N));
gs[i] *= invFac[i];
gs[i] *= f3((-A0 + A1 - B0 - 2*B1 + 2*C0 + C1) + 3 * i);
gs[i] *= f3((-2*A0 - A1 + B0 - B1 + C0 + 2*C1) + 3 * i);
}
auto hs = convolve(fs, gs);
hs.resize(A0 + 1);
for (int i = 0; i <= A0; ++i) {
hs[i] *= invFac[A0 - i];
hs[i] *= f3((2*A0 + A1 + 2*B0 + B1 - C0 - 2*C1) - 3 * i);
hs[i] *= f3((A0 - A1 + B0 + 2*B1 + C0 - C1) - 3 * i);
}
Mint ans = 0;
for (int i = 0; i <= A0; ++i) {
ans += hs[i];
}
ans *= fac[N];
printf("%u\n", ans.x);
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 25ms
memory: 29536kb
input:
2 2 0 0 1 1 0 1 0 1
output:
2
result:
ok 1 number(s): "2"
Test #2:
score: 0
Accepted
time: 25ms
memory: 30164kb
input:
3 0 1 2 3 0 0 1 1 1
output:
0
result:
ok 1 number(s): "0"
Test #3:
score: 0
Accepted
time: 35ms
memory: 31312kb
input:
333333 111111 111111 111111 111111 111111 111111 111111 111111 111111
output:
383902959
result:
ok 1 number(s): "383902959"
Test #4:
score: 0
Accepted
time: 82ms
memory: 42772kb
input:
1500000 500000 500000 500000 500000 500000 500000 500000 500000 500000
output:
355543262
result:
ok 1 number(s): "355543262"
Test #5:
score: 0
Accepted
time: 78ms
memory: 42180kb
input:
1499999 499999 499999 500001 499999 499999 500001 499999 499999 500001
output:
934301164
result:
ok 1 number(s): "934301164"
Test #6:
score: 0
Accepted
time: 29ms
memory: 29492kb
input:
1500000 1 0 1499999 1499999 1 0 0 1499999 1
output:
1500000
result:
ok 1 number(s): "1500000"
Test #7:
score: 0
Accepted
time: 29ms
memory: 30068kb
input:
1499999 0 749999 750000 750000 0 749999 749999 750000 0
output:
713966599
result:
ok 1 number(s): "713966599"
Test #8:
score: 0
Accepted
time: 24ms
memory: 30120kb
input:
1 1 0 0 0 0 1 0 1 0
output:
1
result:
ok 1 number(s): "1"
Test #9:
score: 0
Accepted
time: 28ms
memory: 28856kb
input:
1 0 1 0 0 1 0 0 1 0
output:
1
result:
ok 1 number(s): "1"
Test #10:
score: 0
Accepted
time: 20ms
memory: 29400kb
input:
1 0 0 1 1 0 0 1 0 0
output:
0
result:
ok 1 number(s): "0"
Test #11:
score: 0
Accepted
time: 77ms
memory: 42072kb
input:
1499999 500000 500000 499999 499999 499999 500001 499999 499999 500001
output:
617065435
result:
ok 1 number(s): "617065435"
Test #12:
score: 0
Accepted
time: 24ms
memory: 28996kb
input:
2 1 1 0 0 0 2 0 0 2
output:
0
result:
ok 1 number(s): "0"
Test #13:
score: 0
Accepted
time: 77ms
memory: 43592kb
input:
1500000 500000 500001 499999 499999 500000 500001 499999 500000 500001
output:
925862004
result:
ok 1 number(s): "925862004"
Test #14:
score: 0
Accepted
time: 57ms
memory: 35868kb
input:
629197 210878 201408 216911 145293 266423 217481 194751 220179 214267
output:
447295633
result:
ok 1 number(s): "447295633"
Test #15:
score: 0
Accepted
time: 48ms
memory: 35304kb
input:
579097 200209 204257 174631 149110 148890 281097 138034 263752 177311
output:
71830925
result:
ok 1 number(s): "71830925"
Test #16:
score: 0
Accepted
time: 31ms
memory: 30108kb
input:
354224 100316 63899 190009 69306 123829 161089 140523 76088 137613
output:
44852283
result:
ok 1 number(s): "44852283"
Test #17:
score: 0
Accepted
time: 81ms
memory: 41736kb
input:
1229851 383009 323934 522908 551226 311238 367387 547622 353128 329101
output:
39721313
result:
ok 1 number(s): "39721313"
Test #18:
score: 0
Accepted
time: 48ms
memory: 34312kb
input:
858452 195309 312080 351063 384805 51797 421850 200466 301164 356822
output:
506491992
result:
ok 1 number(s): "506491992"
Test #19:
score: 0
Accepted
time: 78ms
memory: 40080kb
input:
1424218 661653 323895 438670 467846 488045 468327 369769 343207 711242
output:
782021141
result:
ok 1 number(s): "782021141"
Test #20:
score: 0
Accepted
time: 84ms
memory: 41724kb
input:
1079733 333391 427895 318447 579853 153924 345956 406031 300755 372947
output:
111229812
result:
ok 1 number(s): "111229812"
Test #21:
score: 0
Accepted
time: 41ms
memory: 35744kb
input:
572270 168517 197624 206129 238722 154914 178634 192692 145891 233687
output:
93444378
result:
ok 1 number(s): "93444378"
Test #22:
score: 0
Accepted
time: 34ms
memory: 32028kb
input:
470911 95201 196020 179690 143795 173744 153372 142604 154489 173818
output:
629148200
result:
ok 1 number(s): "629148200"
Test #23:
score: 0
Accepted
time: 35ms
memory: 32468kb
input:
514907 142312 117185 255410 52426 249434 213047 180346 59381 275180
output:
497502651
result:
ok 1 number(s): "497502651"
Test #24:
score: 0
Accepted
time: 34ms
memory: 31696kb
input:
406588 151239 177967 77382 93189 144948 168451 94378 135309 176901
output:
790871601
result:
ok 1 number(s): "790871601"
Test #25:
score: 0
Accepted
time: 32ms
memory: 30024kb
input:
175290 55982 60345 58963 48359 77923 49008 23679 74616 76995
output:
123245869
result:
ok 1 number(s): "123245869"
Test #26:
score: 0
Accepted
time: 78ms
memory: 40712kb
input:
1387914 512757 474809 400348 378268 216654 792992 649332 374567 364015
output:
676034326
result:
ok 1 number(s): "676034326"
Test #27:
score: 0
Accepted
time: 46ms
memory: 34548kb
input:
764222 219470 230830 313922 331893 97293 335036 97220 292440 374562
output:
158682546
result:
ok 1 number(s): "158682546"
Test #28:
score: 0
Accepted
time: 53ms
memory: 35144kb
input:
753135 242199 294626 216310 175239 287120 290776 282985 150249 319901
output:
971077263
result:
ok 1 number(s): "971077263"
Test #29:
score: 0
Accepted
time: 58ms
memory: 35452kb
input:
907648 254368 314623 338657 266634 210330 430684 203259 377229 327160
output:
657924076
result:
ok 1 number(s): "657924076"
Test #30:
score: 0
Accepted
time: 45ms
memory: 34672kb
input:
734407 287960 273092 173355 91803 383817 258787 317856 268839 147712
output:
302163640
result:
ok 1 number(s): "302163640"
Test #31:
score: 0
Accepted
time: 45ms
memory: 34708kb
input:
802408 296016 284435 221957 207041 242882 352485 117792 274366 410250
output:
54247530
result:
ok 1 number(s): "54247530"
Test #32:
score: 0
Accepted
time: 48ms
memory: 35120kb
input:
562487 158889 225035 178563 148413 302399 111675 148133 215119 199235
output:
169658542
result:
ok 1 number(s): "169658542"
Test #33:
score: 0
Accepted
time: 81ms
memory: 39568kb
input:
999120 389537 311486 298097 316708 332443 349969 261915 402318 334887
output:
352258886
result:
ok 1 number(s): "352258886"
Test #34:
score: 0
Accepted
time: 79ms
memory: 42992kb
input:
1409159 427245 484076 497838 435890 528804 444465 588832 314386 505941
output:
887383005
result:
ok 1 number(s): "887383005"
Test #35:
score: 0
Accepted
time: 75ms
memory: 39232kb
input:
1003619 340241 274051 389327 166457 383901 453261 211841 434615 357163
output:
353962733
result:
ok 1 number(s): "353962733"
Test #36:
score: 0
Accepted
time: 29ms
memory: 29224kb
input:
22574 9246 5094 8234 9209 7482 5883 12089 6331 4154
output:
60839910
result:
ok 1 number(s): "60839910"
Test #37:
score: 0
Accepted
time: 82ms
memory: 40884kb
input:
1415532 478588 564750 372194 512789 526677 376066 217017 566262 632253
output:
625939628
result:
ok 1 number(s): "625939628"
Test #38:
score: 0
Accepted
time: 52ms
memory: 34788kb
input:
662723 241713 270544 150466 205318 236372 221033 329239 165257 168227
output:
186211005
result:
ok 1 number(s): "186211005"
Test #39:
score: 0
Accepted
time: 46ms
memory: 36104kb
input:
1096822 586933 218335 291554 392825 346250 357747 326051 392267 378504
output:
128569855
result:
ok 1 number(s): "128569855"
Test #40:
score: 0
Accepted
time: 78ms
memory: 39884kb
input:
1246485 277064 449274 520147 467862 333900 444723 590215 427647 228623
output:
695555486
result:
ok 1 number(s): "695555486"
Test #41:
score: 0
Accepted
time: 39ms
memory: 31644kb
input:
351715 120661 101781 129273 142995 80157 128563 169330 148880 33505
output:
466480620
result:
ok 1 number(s): "466480620"
Test #42:
score: 0
Accepted
time: 49ms
memory: 36116kb
input:
905498 381722 200474 323302 202271 344030 359197 350698 364396 190404
output:
346377686
result:
ok 1 number(s): "346377686"
Test #43:
score: 0
Accepted
time: 54ms
memory: 36736kb
input:
1064626 261709 325862 477055 516569 367130 180927 307746 452237 304643
output:
557495758
result:
ok 1 number(s): "557495758"
Test #44:
score: 0
Accepted
time: 51ms
memory: 33572kb
input:
494104 224009 132488 137607 15527 180865 297712 203418 197294 93392
output:
0
result:
ok 1 number(s): "0"
Test #45:
score: 0
Accepted
time: 34ms
memory: 32908kb
input:
1153008 315731 708637 128640 128519 347757 676732 267014 535519 350475
output:
0
result:
ok 1 number(s): "0"
Test #46:
score: 0
Accepted
time: 74ms
memory: 42976kb
input:
1470490 550743 481409 438338 763576 96662 610252 363836 262517 844137
output:
964914867
result:
ok 1 number(s): "964914867"
Test #47:
score: 0
Accepted
time: 38ms
memory: 30756kb
input:
476270 72377 235854 168039 1528 311122 163620 254184 15707 206379
output:
0
result:
ok 1 number(s): "0"
Test #48:
score: 0
Accepted
time: 38ms
memory: 32588kb
input:
787189 201940 129464 455785 243491 290356 253342 257543 326980 202666
output:
0
result:
ok 1 number(s): "0"
Test #49:
score: 0
Accepted
time: 51ms
memory: 36008kb
input:
1311581 662049 427399 222133 182392 768551 360638 257311 534768 519502
output:
0
result:
ok 1 number(s): "0"
Test #50:
score: 0
Accepted
time: 26ms
memory: 29172kb
input:
215077 105142 95920 14015 37417 106030 71630 97785 86292 31000
output:
0
result:
ok 1 number(s): "0"
Test #51:
score: 0
Accepted
time: 31ms
memory: 31452kb
input:
680614 190222 59142 431250 229277 326583 124754 244226 267501 168887
output:
0
result:
ok 1 number(s): "0"
Test #52:
score: 0
Accepted
time: 37ms
memory: 30748kb
input:
599441 163256 359629 76556 269072 153998 176371 296850 273987 28604
output:
0
result:
ok 1 number(s): "0"
Test #53:
score: 0
Accepted
time: 43ms
memory: 35408kb
input:
1186565 664884 314828 206853 50093 597130 539342 352770 117639 716156
output:
0
result:
ok 1 number(s): "0"
Test #54:
score: 0
Accepted
time: 37ms
memory: 31884kb
input:
399589 160429 157151 82009 52807 151045 195737 168413 46646 184530
output:
0
result:
ok 1 number(s): "0"
Test #55:
score: 0
Accepted
time: 33ms
memory: 31896kb
input:
498263 277597 129082 91584 146928 169294 182041 198001 220974 79288
output:
20392590
result:
ok 1 number(s): "20392590"
Test #56:
score: 0
Accepted
time: 53ms
memory: 36732kb
input:
1287548 598441 439788 249319 532780 427274 327494 984985 96121 206442
output:
157485795
result:
ok 1 number(s): "157485795"
Test #57:
score: 0
Accepted
time: 71ms
memory: 39752kb
input:
1435275 447804 724373 263098 383152 619901 432222 383304 68399 983572
output:
0
result:
ok 1 number(s): "0"
Test #58:
score: 0
Accepted
time: 43ms
memory: 34408kb
input:
699090 240262 213752 245076 255039 260728 183323 234619 115480 348991
output:
0
result:
ok 1 number(s): "0"
Test #59:
score: 0
Accepted
time: 51ms
memory: 35736kb
input:
972438 478545 285919 207974 128489 319801 524148 286253 298521 387664
output:
0
result:
ok 1 number(s): "0"
Test #60:
score: 0
Accepted
time: 31ms
memory: 30640kb
input:
331352 121624 30247 179481 80755 93304 157293 62835 160621 107896
output:
0
result:
ok 1 number(s): "0"
Test #61:
score: 0
Accepted
time: 37ms
memory: 31004kb
input:
425318 161870 195187 68261 58421 111518 255379 98211 149256 177851
output:
0
result:
ok 1 number(s): "0"
Test #62:
score: 0
Accepted
time: 26ms
memory: 28892kb
input:
592741 319914 259579 13248 148647 194672 249422 378967 175386 38388
output:
0
result:
ok 1 number(s): "0"
Test #63:
score: 0
Accepted
time: 35ms
memory: 29720kb
input:
602228 34962 454429 112837 247881 315495 38852 384357 69191 148680
output:
0
result:
ok 1 number(s): "0"
Test #64:
score: 0
Accepted
time: 27ms
memory: 29664kb
input:
610389 373522 193737 43130 62839 130072 417478 138346 203349 268694
output:
0
result:
ok 1 number(s): "0"
Test #65:
score: 0
Accepted
time: 27ms
memory: 30376kb
input:
161360 82645 44242 34473 66788 59603 34969 48139 22450 90771
output:
559061811
result:
ok 1 number(s): "559061811"
Test #66:
score: 0
Accepted
time: 38ms
memory: 32848kb
input:
591506 92336 192103 307067 13873 290990 286643 28921 254667 307918
output:
0
result:
ok 1 number(s): "0"
Test #67:
score: 0
Accepted
time: 31ms
memory: 30168kb
input:
940718 486143 39848 414727 438813 358245 143660 200948 304832 434938
output:
189368763
result:
ok 1 number(s): "189368763"
Test #68:
score: 0
Accepted
time: 31ms
memory: 30724kb
input:
585970 36092 336501 213377 217719 134212 234039 454324 31689 99957
output:
0
result:
ok 1 number(s): "0"
Test #69:
score: 0
Accepted
time: 30ms
memory: 31016kb
input:
814985 350619 424060 40306 318150 477415 19420 296376 381374 137235
output:
0
result:
ok 1 number(s): "0"
Test #70:
score: 0
Accepted
time: 50ms
memory: 35440kb
input:
1212624 635151 355933 221540 382996 340761 488867 28683 189420 994521
output:
0
result:
ok 1 number(s): "0"
Test #71:
score: 0
Accepted
time: 28ms
memory: 29524kb
input:
825460 28354 541876 255230 334422 299199 191839 166016 391674 267770
output:
0
result:
ok 1 number(s): "0"
Test #72:
score: 0
Accepted
time: 25ms
memory: 29676kb
input:
644697 305286 296842 42569 165080 234255 245362 127688 459557 57452
output:
0
result:
ok 1 number(s): "0"
Test #73:
score: 0
Accepted
time: 20ms
memory: 30660kb
input:
604964 3223 299494 302247 292154 126107 186703 77013 270881 257070
output:
0
result:
ok 1 number(s): "0"
Test #74:
score: 0
Accepted
time: 25ms
memory: 29712kb
input:
3 0 1 2 1 1 1 1 1 1
output:
0
result:
ok 1 number(s): "0"
Test #75:
score: 0
Accepted
time: 24ms
memory: 29620kb
input:
4 2 0 2 2 1 1 2 2 0
output:
24
result:
ok 1 number(s): "24"
Test #76:
score: 0
Accepted
time: 24ms
memory: 29680kb
input:
2 1 1 0 1 0 1 0 2 0
output:
0
result:
ok 1 number(s): "0"
Test #77:
score: 0
Accepted
time: 24ms
memory: 29924kb
input:
3 2 1 0 0 1 2 1 2 0
output:
0
result:
ok 1 number(s): "0"
Test #78:
score: 0
Accepted
time: 25ms
memory: 29924kb
input:
3 0 1 2 1 0 2 0 1 2
output:
0
result:
ok 1 number(s): "0"
Test #79:
score: 0
Accepted
time: 24ms
memory: 29828kb
input:
2 0 2 0 1 0 1 0 1 1
output:
0
result:
ok 1 number(s): "0"
Test #80:
score: 0
Accepted
time: 24ms
memory: 28720kb
input:
4 1 2 1 0 2 2 0 2 2
output:
0
result:
ok 1 number(s): "0"
Test #81:
score: 0
Accepted
time: 19ms
memory: 30036kb
input:
1 0 0 1 0 0 1 0 1 0
output:
0
result:
ok 1 number(s): "0"
Test #82:
score: 0
Accepted
time: 28ms
memory: 29400kb
input:
3 1 0 2 1 2 0 2 1 0
output:
0
result:
ok 1 number(s): "0"
Test #83:
score: 0
Accepted
time: 22ms
memory: 30196kb
input:
3 0 1 2 2 0 1 0 1 2
output:
6
result:
ok 1 number(s): "6"
Test #84:
score: 0
Accepted
time: 25ms
memory: 30088kb
input:
3 1 1 1 2 0 1 0 1 2
output:
0
result:
ok 1 number(s): "0"
Test #85:
score: 0
Accepted
time: 24ms
memory: 28496kb
input:
4 1 1 2 1 1 2 2 1 1
output:
0
result:
ok 1 number(s): "0"
Test #86:
score: 0
Accepted
time: 19ms
memory: 29556kb
input:
2 0 2 0 1 0 1 2 0 0
output:
0
result:
ok 1 number(s): "0"
Test #87:
score: 0
Accepted
time: 24ms
memory: 29512kb
input:
2 0 0 2 1 0 1 0 0 2
output:
0
result:
ok 1 number(s): "0"
Test #88:
score: 0
Accepted
time: 16ms
memory: 29576kb
input:
2 0 1 1 0 2 0 2 0 0
output:
0
result:
ok 1 number(s): "0"
Test #89:
score: 0
Accepted
time: 21ms
memory: 30328kb
input:
3 2 0 1 1 1 1 1 1 1
output:
0
result:
ok 1 number(s): "0"
Test #90:
score: 0
Accepted
time: 20ms
memory: 28916kb
input:
5 1 2 2 1 2 2 1 2 2
output:
270
result:
ok 1 number(s): "270"
Test #91:
score: 0
Accepted
time: 23ms
memory: 29828kb
input:
3 2 1 0 1 0 2 0 1 2
output:
0
result:
ok 1 number(s): "0"
Test #92:
score: 0
Accepted
time: 24ms
memory: 29972kb
input:
3 2 1 0 1 0 2 1 1 1
output:
0
result:
ok 1 number(s): "0"
Test #93:
score: 0
Accepted
time: 24ms
memory: 29588kb
input:
4 2 1 1 1 2 1 0 2 2
output:
0
result:
ok 1 number(s): "0"
Test #94:
score: 0
Accepted
time: 29ms
memory: 30192kb
input:
2 0 1 1 2 0 0 0 0 2
output:
0
result:
ok 1 number(s): "0"
Test #95:
score: 0
Accepted
time: 25ms
memory: 29076kb
input:
2 2 0 0 1 1 0 2 0 0
output:
0
result:
ok 1 number(s): "0"
Test #96:
score: 0
Accepted
time: 20ms
memory: 30364kb
input:
4 2 1 1 1 2 1 1 2 1
output:
0
result:
ok 1 number(s): "0"
Test #97:
score: 0
Accepted
time: 25ms
memory: 29840kb
input:
3 2 1 0 1 1 1 1 2 0
output:
6
result:
ok 1 number(s): "6"
Test #98:
score: 0
Accepted
time: 16ms
memory: 29340kb
input:
2 0 2 0 1 0 1 0 0 2
output:
0
result:
ok 1 number(s): "0"
Test #99:
score: 0
Accepted
time: 23ms
memory: 30268kb
input:
2 0 0 2 2 0 0 2 0 0
output:
0
result:
ok 1 number(s): "0"
Test #100:
score: 0
Accepted
time: 27ms
memory: 28636kb
input:
2 1 0 1 0 0 2 0 1 1
output:
2
result:
ok 1 number(s): "2"
Test #101:
score: 0
Accepted
time: 25ms
memory: 29476kb
input:
2 0 0 2 2 0 0 0 0 2
output:
0
result:
ok 1 number(s): "0"
Test #102:
score: 0
Accepted
time: 25ms
memory: 29656kb
input:
3 1 0 2 0 1 2 2 1 0
output:
0
result:
ok 1 number(s): "0"