結果
問題 | No.2610 Decreasing LCMs |
ユーザー | Forested |
提出日時 | 2024-01-19 22:43:50 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 5,380 bytes |
コンパイル時間 | 2,528 ms |
コンパイル使用メモリ | 214,284 KB |
実行使用メモリ | 439,048 KB |
最終ジャッジ日時 | 2024-09-28 04:52:35 |
合計ジャッジ時間 | 33,888 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | TLE | - |
testcase_01 | TLE | - |
testcase_02 | TLE | - |
testcase_03 | TLE | - |
testcase_04 | TLE | - |
testcase_05 | TLE | - |
testcase_06 | TLE | - |
testcase_07 | TLE | - |
testcase_08 | TLE | - |
testcase_09 | TLE | - |
testcase_10 | TLE | - |
testcase_11 | TLE | - |
testcase_12 | TLE | - |
testcase_13 | TLE | - |
testcase_14 | TLE | - |
testcase_15 | TLE | - |
testcase_16 | TLE | - |
testcase_17 | TLE | - |
testcase_18 | TLE | - |
testcase_19 | TLE | - |
testcase_20 | TLE | - |
testcase_21 | TLE | - |
testcase_22 | TLE | - |
ソースコード
#ifndef LOCAL #define FAST_IO #endif // ============ #include <bits/stdc++.h> #define OVERRIDE(a, b, c, d, ...) d #define REP2(i, n) for (i32 i = 0; i < (i32)(n); ++i) #define REP3(i, m, n) for (i32 i = (i32)(m); i < (i32)(n); ++i) #define REP(...) OVERRIDE(__VA_ARGS__, REP3, REP2)(__VA_ARGS__) #define PER2(i, n) for (i32 i = (i32)(n)-1; i >= 0; --i) #define PER3(i, m, n) for (i32 i = (i32)(n)-1; i >= (i32)(m); --i) #define PER(...) OVERRIDE(__VA_ARGS__, PER3, PER2)(__VA_ARGS__) #define ALL(x) begin(x), end(x) #define LEN(x) (i32)(x.size()) using namespace std; using u32 = unsigned int; using u64 = unsigned long long; using i32 = signed int; using i64 = signed long long; using f64 = double; using f80 = long double; using pi = pair<i32, i32>; using pl = pair<i64, i64>; template <typename T> using V = vector<T>; template <typename T> using VV = V<V<T>>; template <typename T> using VVV = V<V<V<T>>>; template <typename T> using VVVV = V<V<V<V<T>>>>; template <typename T> using PQR = priority_queue<T, V<T>, greater<T>>; template <typename T> bool chmin(T &x, const T &y) { if (x > y) { x = y; return true; } return false; } template <typename T> bool chmax(T &x, const T &y) { if (x < y) { x = y; return true; } return false; } template <typename T> i32 lob(const V<T> &arr, const T &v) { return (i32)(lower_bound(ALL(arr), v) - arr.begin()); } template <typename T> i32 upb(const V<T> &arr, const T &v) { return (i32)(upper_bound(ALL(arr), v) - arr.begin()); } template <typename T> V<i32> argsort(const V<T> &arr) { V<i32> ret(arr.size()); iota(ALL(ret), 0); sort(ALL(ret), [&](i32 i, i32 j) -> bool { if (arr[i] == arr[j]) { return i < j; } else { return arr[i] < arr[j]; } }); return ret; } #ifdef INT128 using u128 = __uint128_t; using i128 = __int128_t; #endif [[maybe_unused]] constexpr i32 INF = 1000000100; [[maybe_unused]] constexpr i64 INF64 = 3000000000000000100; struct SetUpIO { SetUpIO() { #ifdef FAST_IO ios::sync_with_stdio(false); cin.tie(nullptr); #endif cout << fixed << setprecision(15); } } set_up_io; void scan(char &x) { cin >> x; } void scan(u32 &x) { cin >> x; } void scan(u64 &x) { cin >> x; } void scan(i32 &x) { cin >> x; } void scan(i64 &x) { cin >> x; } void scan(string &x) { cin >> x; } template <typename T> void scan(V<T> &x) { for (T &ele : x) { scan(ele); } } void read() {} template <typename Head, typename... Tail> void read(Head &head, Tail &...tail) { scan(head); read(tail...); } #define CHAR(...) \ char __VA_ARGS__; \ read(__VA_ARGS__); #define U32(...) \ u32 __VA_ARGS__; \ read(__VA_ARGS__); #define U64(...) \ u64 __VA_ARGS__; \ read(__VA_ARGS__); #define I32(...) \ i32 __VA_ARGS__; \ read(__VA_ARGS__); #define I64(...) \ i64 __VA_ARGS__; \ read(__VA_ARGS__); #define STR(...) \ string __VA_ARGS__; \ read(__VA_ARGS__); #define VEC(type, name, size) \ V<type> name(size); \ read(name); #define VVEC(type, name, size1, size2) \ VV<type> name(size1, V<type>(size2)); \ read(name); // ============ #ifdef DEBUGF #else #define DBG(...) (void)0 #endif // ============ #include <vector> #include <numeric> class LinearSieve { std::vector<int> mpf; std::vector<int> ps; public: LinearSieve(int n) : mpf(n + 1) { std::iota(mpf.begin(), mpf.end(), 0); for (int i = 2; i <= n; ++i) { if (mpf[i] == i) { ps.push_back(i); } for (int p : ps) { if (p > mpf[i] || i * p > n) { break; } mpf[p * i] = p; } } } int min_prime_factor(int n) const { assert(n >= 2 && n < (int) mpf.size()); return mpf[n]; } std::vector<int> primes() const { return ps; } bool is_prime(int n) const { assert(n < (int) mpf.size()); return n >= 2 && mpf[n] == n; } std::vector<std::pair<int, int>> factorize(int n) const { assert(n > 0 && n < mpf.size()); std::vector<std::pair<int, int>> ret; while (n > 1) { int p = mpf[n]; int ex = 0; while (n % p == 0) { n /= p; ++ex; } ret.emplace_back(p, ex); } return ret; } }; // ============ void solve() { LinearSieve sieve(100000000); I32(n); V<i32> ps = sieve.primes(); V<i32> a(n, 1); REP(i, n - 2) { a[i + 1] *= ps[i]; a[i + 2] *= ps[i]; } DBG(a); constexpr i32 MAX = 100000000; set<i32> used; i32 mx = MAX; PER(i, n) { i32 itr = LEN(ps) - 1; while ((i64)a[i] * ps[itr] >= mx || used.count(itr)) { --itr; } a[i] *= ps[itr]; mx = a[i]; used.insert(itr); } DBG(a); REP(i, n - 1) { DBG(gcd(a[i], a[i + 1])); } REP(i, n - 2) { assert(lcm((i64)a[i], (i64)a[i + 1]) > lcm((i64)a[i + 1], (i64)a[i + 2])); } REP(i, n) { cout << a[i] << " \n"[i + 1 == n]; } } int main() { i32 t = 1; // cin >> t; while (t--) { solve(); } }