#601709 (C++17) No.1330 Multiply or Divide

提出ソース

結果

問題	No.1330 Multiply or Divide
ユーザー	haruki_K
提出日時	2021-01-09 06:29:41
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	RE
実行時間	-
コード長	5,523 bytes
コンパイル時間	2,611 ms
コンパイル使用メモリ	209,820 KB
実行使用メモリ	19,588 KB
最終ジャッジ日時	2024-11-17 06:02:04
合計ジャッジ時間	34,823 ms
ジャッジサーバーID （参考情報）	judge2 / judge5

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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	RE	-
testcase_01	TLE	-
testcase_02	AC	2 ms 10,496 KB
testcase_03	AC	2 ms 14,208 KB
testcase_04	AC	2 ms 10,496 KB
testcase_05	AC	2 ms 10,496 KB
testcase_06	AC	19 ms 10,496 KB
testcase_07	TLE	-
testcase_08	TLE	-
testcase_09	TLE	-
testcase_10	TLE	-
testcase_11	TLE	-
testcase_12	TLE	-
testcase_13	AC	5 ms 10,496 KB
testcase_14	AC	5 ms 14,164 KB
testcase_15	AC	2 ms 10,496 KB
testcase_16	AC	3 ms 14,088 KB
testcase_17	AC	3 ms 10,496 KB
testcase_18	AC	24 ms 5,248 KB
testcase_19	AC	24 ms 5,248 KB
testcase_20	AC	22 ms 5,248 KB
testcase_21	AC	23 ms 5,248 KB
testcase_22	AC	23 ms 5,248 KB
testcase_23	TLE	-
testcase_24	AC	2 ms 5,248 KB
testcase_25	AC	2 ms 5,248 KB
testcase_26	AC	2 ms 5,248 KB
testcase_27	AC	1 ms 5,248 KB
testcase_28	AC	1 ms 5,248 KB
testcase_29	AC	2 ms 5,248 KB
testcase_30	AC	1 ms 5,248 KB
testcase_31	AC	1 ms 5,248 KB
testcase_32	AC	1 ms 5,248 KB
testcase_33	AC	2 ms 5,248 KB
testcase_34	AC	18 ms 5,248 KB
testcase_35	AC	6 ms 5,248 KB
testcase_36	AC	16 ms 5,248 KB
testcase_37	AC	14 ms 5,248 KB
testcase_38	AC	10 ms 5,248 KB
testcase_39	AC	7 ms 5,248 KB
testcase_40	AC	8 ms 5,248 KB
testcase_41	AC	5 ms 5,248 KB
testcase_42	AC	14 ms 5,248 KB
testcase_43	AC	15 ms 5,248 KB
testcase_44	TLE	-
testcase_45	TLE	-

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ソースコード

raw source code

// >>> TEMPLATES
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using i32 = int32_t;
using i64 = int64_t;
using u32 = uint32_t;
using u64 = uint64_t;
#define int ll
#define rep(i,n) for (int i = 0; i < (int)(n); i++)
#define rep1(i,n) for (int i = 1; i <= (int)(n); i++)
#define repR(i,n) for (int i = (int)(n)-1; i >= 0; i--)
#define rep1R(i,n) for (int i = (int)(n); i >= 1; i--)
#define loop(i,a,B) for (int i = a; i B; i++)
#define loopR(i,a,B) for (int i = a; i B; i--)
#define all(x) begin(x), end(x)
#define allR(x) rbegin(x), rend(x)
#define rng(x,l,r) begin(x) + (l), begin(x) + (r)
#define pb push_back
#define eb emplace_back
#define fst first
#define snd second
template <class A, class B> auto mp(A &&a, B &&b) { return make_pair(forward<A>(a), forward<B>(b)); }
template <class... T> auto mt(T&&... x) { return make_tuple(forward<T>(x)...); }
template <class Int> auto constexpr inf = numeric_limits<Int>::max()/2-1;
auto constexpr INF32 = inf<int32_t>;
auto constexpr INF64 = inf<int64_t>;
auto constexpr INF   = inf<int>;
#ifdef LOCAL
#include "debug.hpp"
#else
#define dump(...) (void)(0)
#define say(x) (void)(0)
#define debug if (0)
#endif
template <class T, class Comp> struct pque : priority_queue<T, vector<T>, Comp> {
    vector<T> &data() { return this->c; }
    void clear() { this->c.clear(); }
};
template <class T> using pque_max = pque<T, less<T>>;
template <class T> using pque_min = pque<T, greater<T>>;
template <class T, class = typename T::iterator, enable_if_t<!is_same<T, string>::value, int> = 0>
ostream& operator<<(ostream& os, T const& a) { bool f = true; for (auto const& x : a) os << (f ? "" : " ") << x, f = false; return os; }
template <class T, size_t N, enable_if_t<!is_same<T, char>::value, int> = 0>
ostream& operator<<(ostream& os, const T (&a)[N]) { bool f = true; for (auto const& x : a) os << (f ? "" : " ") << x, f = false; return os; }
template <class T, class = decltype(begin(declval<T&>())), class = typename enable_if<!is_same<T, string>::value>::type>
istream& operator>>(istream& is, T &a) { for (auto& x : a) is >> x; return is; }
template <class T, class S> ostream& operator<<(ostream& os, pair<T, S> const& p) { return os << p.first << " " << p.second; }
template <class T, class S> istream& operator>>(istream& is, pair<T, S>& p) { return is >> p.first >> p.second; }
struct IOSetup { IOSetup() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } iosetup;
template <class F> struct FixPoint : private F {
    constexpr FixPoint(F&& f) : F(forward<F>(f)) {}
    template <class... T> constexpr auto operator()(T&&... x) const { return F::operator()(*this, forward<T>(x)...); }
};
struct MakeFixPoint { template <class F> constexpr auto operator|(F&& f) const { return FixPoint<F>(forward<F>(f)); } };
#define MFP MakeFixPoint()|
#define def(name, ...) auto name = MFP [&](auto &&name, __VA_ARGS__)
template <class T, size_t d> struct vec_impl {
    using type = vector<typename vec_impl<T,d-1>::type>;
    template <class... U> static type make_v(size_t n, U&&... x) { return type(n, vec_impl<T,d-1>::make_v(forward<U>(x)...)); }
};
template <class T> struct vec_impl<T,0> { using type = T; static type make_v(T const& x = {}) { return x; } };
template <class T, size_t d = 1> using vec = typename vec_impl<T,d>::type;
template <class T, size_t d = 1, class... Args> auto make_v(Args&&... args) { return vec_impl<T,d>::make_v(forward<Args>(args)...); }
template <class T> void quit(T const& x) { cout << x << endl; exit(0); }
template <class T, class U> constexpr bool chmin(T& x, U const& y) { if (x > y) { x = y; return true; } return false; }
template <class T, class U> constexpr bool chmax(T& x, U const& y) { if (x < y) { x = y; return true; } return false; }
template <class It> constexpr auto sumof(It b, It e) { return accumulate(b, e, typename iterator_traits<It>::value_type{}); }
template <class T> int sz(T const& x) { return x.size(); }
template <class C, class T> int lbd(C const& v, T const& x) { return lower_bound(begin(v), end(v), x)-begin(v); }
template <class C, class T> int ubd(C const& v, T const& x) { return upper_bound(begin(v), end(v), x)-begin(v); }
const int dx[] = { 1,0,-1,0,1,-1,-1,1 };
const int dy[] = { 0,1,0,-1,1,1,-1,-1 };
constexpr int popcnt(ll x) { return __builtin_popcountll(x); }
// [a,b]
template <class Int> Int rand(Int a, Int b) { static mt19937_64 mt{random_device{}()}; return uniform_int_distribution<Int>(a,b)(mt); }
i64 irand(i64 a, i64 b) { return rand<i64>(a,b); }
u64 urand(u64 a, u64 b) { return rand<u64>(a,b); }
template <class It> void shuffle(It l, It r) { shuffle(l, r, mt19937_64(random_device{}())); }
// <<<
constexpr int mul(int x, int y) {
    if (x == 0 || y == 0) return 0;
    int sgn = 1;
    if (x < 0) sgn = -sgn, x = -x;
    if (y < 0) sgn = -sgn, y = -y;
    int p = (x > INF/y ? INF : x*y);
    if (sgn < 0) p = -p;
    return p;
}

int32_t main() {
    int n, m, p; cin >> n >> m >> p;
    vector<int> a(n); cin >> a;

    int ma = *max_element(all(a));
    if (ma > m) quit(1);

    vector<pair<int, int>> v;
    rep (i, n) {
        int y = a[i], k = 0;
        while (y % p == 0) y /= p, k++;
        if (y > 1) v.eb(y, k);
    }
    if (v.empty()) quit(-1);

    const int M = 5000;
    vector<int> dp(M, 1);
    dp[1] = ma;
    for (auto [y, k] : v) {
        k++;
        repR (i, M) if (i+k < M) chmax(dp[i+k], mul(dp[i], y));
    }
    rep (i, M) if (dp[i] > m) quit(i);
    assert(false);

}

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結果

テストケース

ソースコード