結果
問題 | No.1529 Constant Lcm |
ユーザー | 8UqsVg4r |
提出日時 | 2021-06-04 22:50:00 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 12 ms / 3,000 ms |
コード長 | 10,779 bytes |
コンパイル時間 | 2,264 ms |
コンパイル使用メモリ | 189,244 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-04-30 11:07:21 |
合計ジャッジ時間 | 3,372 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 11 ms
6,944 KB |
testcase_11 | AC | 5 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 10 ms
6,940 KB |
testcase_14 | AC | 7 ms
6,940 KB |
testcase_15 | AC | 7 ms
6,944 KB |
testcase_16 | AC | 6 ms
6,940 KB |
testcase_17 | AC | 4 ms
6,944 KB |
testcase_18 | AC | 4 ms
6,940 KB |
testcase_19 | AC | 7 ms
6,940 KB |
testcase_20 | AC | 12 ms
6,940 KB |
testcase_21 | AC | 12 ms
6,944 KB |
testcase_22 | AC | 12 ms
6,940 KB |
testcase_23 | AC | 12 ms
6,944 KB |
testcase_24 | AC | 12 ms
6,940 KB |
testcase_25 | AC | 12 ms
6,940 KB |
ソースコード
///////////////////////////////////////////////// ///// Give me AC!!!! ///// ///////////////////////////////////////////////// //↑これじゃ気合いが足りない! ///////////////////////////////////////////////////////////////////////////////////////////////////////////////// ///// お願いしますACをくださいそうじゃないと僕泣きますお願いしますACをくださいJudge様.... ///// ///////////////////////////////////////////////////////////////////////////////////////////////////////////////// #include<bits/stdc++.h> #include <type_traits> using namespace std; using ll = long long; using ld = long double; using vll = vector<vector<ll>>; const ll MOD = 998244353; const ll INF = (ll)1e16; const int MAX = 500000; const ld PI = (acos(-1)); template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true;} return false;} template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true;} return false;} ld rad(ld a) {return a * PI / 180.0;} const int dx[8] = {1, 0, -1, 0, -1, 1, -1, 1};//2次元グリッド上のx軸方向 const int dy[8] = {0, 1, 0, -1, 1, 1, -1, -1};//2次元グリッド上のy軸方向 template<class T> void rm(vector<T> &vec) {vec.erase(unique(vec.begin(), vec.end()), vec.end());} struct UnionFind { vector<int> par; UnionFind(int n) : par(n, -1) { } int root(int x) { if (par[x] < 0) return x; else return par[x] = root(par[x]); } bool same(int x, int y) { return root(x) == root(y); } bool merge(int x, int y) { x = root(x); y = root(y); if (x == y) return false; if (par[x] > par[y]) swap(x, y); // merge technique par[x] += par[y]; par[y] = x; return true; } int size(int x) { return -par[root(x)]; } }; template <typename T> struct BIT { int n; // 配列の要素数(数列の要素数+1) vector<T> bit; // データの格納先 BIT(int n_) : n(n_ + 1), bit(n, 0) {} void add(int i, T x) { for (int idx = i; idx < n; idx += (idx & -idx)) { bit[idx] += x; } } T sum(int i) { T s(0); for (int idx = i; idx > 0; idx -= (idx & -idx)) { s += bit[idx]; } return s; } }; vector<pair<ll, ll>> factorize(ll N) { vector<pair<ll, ll>> res; for (ll a = 2; a * a <= N; ++a) { if (N % a != 0) continue; ll ex = 0; // 指数 // 割れる限り割り続ける while (N % a == 0) { ++ex; N /= a; } // その結果を push res.push_back({a, ex}); } // 最後に残った数について if (N != 1) res.push_back({N, 1}); return res; } ll mod(ll val,ll mod = MOD) { ll res = val % mod; if (res < 0) res += mod; return res; } char upper(char c){ if('a' <= c && c <= 'z'){ c = c - ('a' - 'A'); } return c; } char lower(char c){ if('A' <= c && c <= 'Z'){ c = c + ('a' - 'A'); } return c; } ll fac[MAX], finv[MAX], inv[MAX]; void COMinit() { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < MAX; i++){ fac[i] = fac[i - 1] * i % MOD; inv[i] = MOD - inv[MOD%i] * (MOD / i) % MOD; finv[i] = finv[i - 1] * inv[i] % MOD; } } // 二項係数計算 ll COM(int n, int k){ if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD; } ll Expo(ll N,ll K,ll md = MOD) { N %= md; if (K == 0) { return 1; } ll Kc = K,rui = N,ans = 1; while(Kc) { if (Kc % 2) { ans *= rui; ans %= md; } rui *= rui; rui %= md; Kc >>= 1; } return ans; } ll extGCD(ll a, ll b, ll &x, ll &y) { if (b == 0) { x = 1; y = 0; return a; } ll d = extGCD(b, a%b, y, x); // 再帰的に解く y -= a / b * x; return d; } int op(int a,int b) { return a + b; } int e() { return (int)0; } template <class S, S (*op)(S, S), S (*e)()> struct segtree { public: int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } segtree() : segtree(0) {} segtree(int n) : segtree(vector<S>(n, e())) {} segtree(const vector<S>& v) : _n(int(v.size())) { log = ceil_pow2(_n); size = 1 << log; d = vector<S>(2 * size, e()); for (int i = 0; i < _n; i++) d[size + i] = v[i]; for (int i = size - 1; i >= 1; i--) { update(i); } } void set(int p, S x) { assert(0 <= p && p < _n); p += size; d[p] = x; for (int i = 1; i <= log; i++) update(p >> i); } S get(int p) { assert(0 <= p && p < _n); return d[p + size]; } S prod(int l, int r) { assert(0 <= l && l <= r && r <= _n); S sml = e(), smr = e(); l += size; r += size; while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_prod() { return d[1]; } template <bool (*f)(S)> int max_right(int l) { return max_right(l, [](S x) { return f(x); }); } template <class F> int max_right(int l, F f) { assert(0 <= l && l <= _n); assert(f(e())); if (l == _n) return _n; l += size; S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!f(op(sm, d[l]))) { while (l < size) { l = (2 * l); if (f(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template <bool (*f)(S)> int min_left(int r) { return min_left(r, [](S x) { return f(x); }); } template <class F> int min_left(int r, F f) { assert(0 <= r && r <= _n); assert(f(e())); if (r == 0) return 0; r += size; S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!f(op(d[r], sm))) { while (r < size) { r = (2 * r + 1); if (f(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, size, log; vector<S> d; void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } }; template<class T> constexpr auto unit() -> enable_if_t<is_integral<T>::value, T> { return 1; } template<class T> constexpr auto unit() -> enable_if_t<is_floating_point<T>::value, T> { return 1e-14; } template<class T> T sqroot(T Ex) { T l = 0,r = min(Ex,(T)(1e9)); while (r - l > unit<T>()) { T val = (l + r) / 2; if (val * val > Ex) r = val; else l = val; } return l;//Ex以下のT型の平方根 } #define Sugsugar cin.tie(0);ios::sync_with_stdio(false) template<class T> void sitpress(vector<T> &vec) { vector<T> array = vec; sort(array.begin(),array.end()); rm(array); for (int i = 0; i < vec.size(); i++) { int l = -1,r = array.size(); while (r - l > 1) { int mid = (l + r) / 2; if (array.at(mid) >= vec.at(i)) r = mid; else l = mid; } vec.at(i) = r; } } template<class T> ll Rolling(vector<T> Girl) { BIT<int> RG(Girl.size()); int si = Girl.size(); ll gl = 0; sitpress(Girl); for (int i = 0; i < si; i++) { Girl.at(i)++; gl += RG.sum(si) - RG.sum(Girl.at(i)); RG.add(Girl.at(i),1); } return gl; } vll mat(vll a, vll b) { assert(a.at(0).size() == b.size()); int l = a.size(),m = b.size(),n = b.at(0).size(); vll c(l,vector<ll>(n,0)); for (int i = 0; i < l; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < m; k++) { c.at(i).at(j) += a.at(i).at(k) * b.at(k).at(j) % MOD; c.at(i).at(j) %= MOD; } } } return c; } vll Matpower(vll a,ll bit) { //この行列は正方行列のみ vll ans(a.size(),vector<ll>(a.size())); bool hoge = true; for (int i = 0; i <= 62; i++) { if ((bit >> i) & 1) { if (hoge) { ans = a; hoge = false; } else { ans = mat(ans,a); } } a = mat(a,a); } return ans; } vector<ll> OneHeart(vector<ll> X,vector<ll> Y) { ll denom = 2 * (X[2] * Y[1] - X[1] * Y[2] + X[0] * Y[2] - X[2] * Y[0] + X[1] * Y[0] - X[0] * Y[1]); ll molec = Y[0] * (X[2] * X[2] + Y[2] * Y[2] - X[1] * X[1] - Y[1] * Y[1]); molec += Y[1] * (X[0] * X[0] + Y[0] * Y[0] - X[2] * X[2] - Y[2] * Y[2]); molec += Y[2] * (X[1] * X[1] + Y[1] * Y[1] - X[0] * X[0] - Y[0] * Y[0]); if (denom == 0) { vector<ll> Cor{-INF,-INF}; return Cor; } molec *= -1; if (denom * molec >= 0) { chmax(denom,-denom); chmax(molec,-molec); } else { chmax(denom,-denom); chmin(molec,-molec); } vector<ll> Cor{molec,denom}; return Cor; } vector<vector<ll>> OutHeart(vector<ll> X, vector<ll> Y){ vector<vector<ll>> OutH(2,vector<ll>(2)); OutH.at(0) = OneHeart(X,Y); OutH.at(1) = OneHeart(Y,X); return OutH; } struct edge {ll to,cost,roop;}; template<class T> using Graph = vector<vector<T>>; signed main(){ Sugsugar; ll N; cin >> N; vector<ll> lis; vector<bool> A(N,false); for (ll i = 2; i < N; i++) { if (A.at(i)) continue; lis.push_back(i); for (ll j = i * i; j < N; j += i) A.at(j) = true; } ll sum = 1; for (int i = 0; i < lis.size(); i++) { ll hoge = N,rui = 0,huga = 1; while (hoge % lis.at(i) == 0 && hoge >= lis.at(i)) { hoge /= lis.at(i); rui += 2; } if (hoge == 1) { hoge *= lis.at(i); rui -= 2; } while (huga * lis.at(i) < hoge) { huga *= lis.at(i); rui++; } sum *= Expo(lis.at(i),rui,MOD); sum %= MOD; } cout << sum << endl; return 0; }