#903154 (C++17) No.2423 Merge Stones

提出ソース

結果

問題	No.2423 Merge Stones
ユーザー	👑 seekworser
提出日時	2023-08-12 15:33:24
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	1,568 ms / 4,000 ms
コード長	11,890 bytes
コンパイル時間	2,609 ms
コンパイル使用メモリ	223,664 KB
実行使用メモリ	9,088 KB
最終ジャッジ日時	2024-11-20 03:26:16
合計ジャッジ時間	78,599 ms
ジャッジサーバーID （参考情報）	judge1 / judge4

このコードへのチャレンジ
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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 6,820 KB
testcase_01	AC	2 ms 6,816 KB
testcase_02	AC	2 ms 6,816 KB
testcase_03	AC	2 ms 6,820 KB
testcase_04	AC	2 ms 6,816 KB
testcase_05	AC	2 ms 6,820 KB
testcase_06	AC	2 ms 6,816 KB
testcase_07	AC	2 ms 6,816 KB
testcase_08	AC	1 ms 6,816 KB
testcase_09	AC	1 ms 6,816 KB
testcase_10	AC	2 ms 6,820 KB
testcase_11	AC	1,475 ms 8,960 KB
testcase_12	AC	659 ms 8,960 KB
testcase_13	AC	1,453 ms 8,960 KB
testcase_14	AC	1,007 ms 8,960 KB
testcase_15	AC	812 ms 8,960 KB
testcase_16	AC	1,307 ms 8,960 KB
testcase_17	AC	997 ms 8,960 KB
testcase_18	AC	1,317 ms 8,960 KB
testcase_19	AC	672 ms 8,960 KB
testcase_20	AC	991 ms 8,960 KB
testcase_21	AC	1,456 ms 8,960 KB
testcase_22	AC	999 ms 8,960 KB
testcase_23	AC	814 ms 8,960 KB
testcase_24	AC	810 ms 8,960 KB
testcase_25	AC	812 ms 9,088 KB
testcase_26	AC	806 ms 8,960 KB
testcase_27	AC	1,166 ms 8,960 KB
testcase_28	AC	1,481 ms 8,960 KB
testcase_29	AC	1,304 ms 8,960 KB
testcase_30	AC	1,012 ms 8,960 KB
testcase_31	AC	994 ms 8,960 KB
testcase_32	AC	1,472 ms 8,960 KB
testcase_33	AC	828 ms 8,960 KB
testcase_34	AC	1,165 ms 8,832 KB
testcase_35	AC	1,009 ms 8,960 KB
testcase_36	AC	992 ms 8,960 KB
testcase_37	AC	825 ms 8,960 KB
testcase_38	AC	820 ms 9,088 KB
testcase_39	AC	1,463 ms 9,088 KB
testcase_40	AC	1,311 ms 8,960 KB
testcase_41	AC	1,156 ms 9,088 KB
testcase_42	AC	1,481 ms 8,960 KB
testcase_43	AC	658 ms 8,960 KB
testcase_44	AC	1,471 ms 8,960 KB
testcase_45	AC	827 ms 8,960 KB
testcase_46	AC	1,182 ms 8,960 KB
testcase_47	AC	824 ms 8,960 KB
testcase_48	AC	835 ms 8,960 KB
testcase_49	AC	675 ms 8,960 KB
testcase_50	AC	666 ms 8,960 KB
testcase_51	AC	1,341 ms 8,960 KB
testcase_52	AC	1,339 ms 8,832 KB
testcase_53	AC	1,494 ms 8,960 KB
testcase_54	AC	1,347 ms 8,960 KB
testcase_55	AC	1,492 ms 8,832 KB
testcase_56	AC	1,333 ms 8,960 KB
testcase_57	AC	1,362 ms 8,960 KB
testcase_58	AC	1,494 ms 8,960 KB
testcase_59	AC	1,487 ms 8,960 KB
testcase_60	AC	1,342 ms 8,832 KB
testcase_61	AC	1,485 ms 8,960 KB
testcase_62	AC	1,492 ms 8,960 KB
testcase_63	AC	1,492 ms 9,088 KB
testcase_64	AC	1,495 ms 8,960 KB
testcase_65	AC	1,500 ms 8,960 KB
testcase_66	AC	1,500 ms 8,960 KB
testcase_67	AC	1,494 ms 8,960 KB
testcase_68	AC	1,484 ms 8,960 KB
testcase_69	AC	1,500 ms 8,960 KB
testcase_70	AC	1,484 ms 8,960 KB
testcase_71	AC	1,568 ms 8,960 KB
testcase_72	AC	1,562 ms 8,960 KB

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ソースコード

raw source code

//line 1 "answer.cpp"
#if !__INCLUDE_LEVEL__
#include __FILE__
int main() {
    ll n,k;
    input(n,k);
    vl a(n), c(n);
    input(a,c);
    --c;
    rep(i, n) c.push_back(c[i]);
    auto dp = vv<bitset<50>>(2*n+1, 2*n+1, 0);
    auto seen = vv<ll>(2*n+1, 2*n+1, 0);
    debug(a,c);
    auto dfs = [&] (auto self, ll l, ll r) -> bitset<50> {
        if (seen[l][r]) return dp[l][r];
        debug(l, r);
        seen[l][r] = 1;
        if (r-l == 1) {
            dp[l][r][c[l]] = 1;
            return dp[l][r];
        }
        bitset<50> can;
        rep(i, l+1, r) {
            bitset<50> b1 = self(self, l, i);
            bitset<50> b2 = self(self, i, r);
            rep(i, k+1) dp[l][r] |= (b1 & (b2 << i));
            rep(i, k+1) dp[l][r] |= (b1 & (b2 >> i));
            rep(i, k+1) dp[l][r] |= (b2 & (b1 << i));
            rep(i, k+1) dp[l][r] |= (b2 & (b1 >> i));
        }
        return dp[l][r];
    };
    dfs(dfs, 0, 2*n);
    debug(dp[10][12]);
    ll ans = -INFL;
    rep(i, 2*n+1) rep(j, 2*n+1) {
        if (dp[i][j] == 0) continue;
        debug(i, j, dp[i][j]);
        if (j-i >= n) return print(sum(a));
        ll cur = 0;
        rep(x, i, j) cur += a[x%n];
        chmax(ans, cur);
    }
    print(ans);
}
#else
//line 2 "/home/fujisawa/atcoder/competitive_library/competitive/std/std.hpp"
#include <bits/stdc++.h>
#ifndef LOCAL_TEST
#pragma GCC target ("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#endif // LOCAL_TEST
using namespace std;
// 型名の短縮
using ll = long long;
using pii = pair<int, int>; using pll = pair<ll, ll>;
using vi = vector<int>;  using vvi = vector<vi>; using vvvi = vector<vvi>;
using vl = vector<ll>;  using vvl = vector<vl>; using vvvl = vector<vvl>;
using vb = vector<bool>; using vvb = vector<vb>; using vvvb = vector<vvb>;
using vc = vector<char>; using vvc = vector<vc>; using vvvc = vector<vvc>;
using vd = vector<double>; using vvd = vector<vd>; using vvvd = vector<vvd>;
using vs = vector<string>; using vvs = vector<vector<string>>; using vvvs = vector<vector<vector<string>>>;
template<typename T> vector<vector<T>> vv(int h, int w, T val = T()) { return vector(h, vector<T>(w, val)); }
template<typename T> vector<vector<vector<T>>> vvv(int h1, int h2, int h3, T val = T()) { return vector(h1, vector(h2, vector<T>(h3, val))); }
template<typename T> vector<vector<vector<vector<T>>>> vvvv(int h1, int h2, int h3, int h4, T val = T()) { return vector(h1, vector(h2, vector(h3, vector<T>(h4, val)))); }
template <class T> using priority_queue_min = priority_queue<T, vector<T>, greater<T>>;
// 定数の定義
constexpr double PI = 3.14159265358979323;
constexpr int INF = 100100111; constexpr ll INFL = 3300300300300300491LL;
float EPS = 1e-8; double EPSL = 1e-16;
template<typename T> bool eq(const T x, const T y) { return x == y; }
template<> bool eq<double>(const double x, const double y) { return abs(x - y) < EPSL; }
template<> bool eq<float>(const float x, const float y) { return abs(x - y) < EPS; }
template<typename T> bool neq(const T x, const T y) { return !(eq<T>(x, y)); }
template<typename T> bool ge(const T x, const T y) { return (eq<T>(x, y) || (x > y)); }
template<typename T> bool le(const T x, const T y) { return (eq<T>(x, y) || (x < y)); }
template<typename T> bool gt(const T x, const T y) { return !(le<T>(x, y)); }
template<typename T> bool lt(const T x, const T y) { return !(ge<T>(x, y)); }
constexpr int MODINT998244353 = 998244353;
constexpr int MODINT1000000007 = 1000000007;
// 入出力高速化
struct Nyan { Nyan() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(18); } } nyan;
// 汎用マクロの定義
#define all(a) (a).begin(), (a).end()
#define sz(x) ((ll)(x).size())
#define rep1(n) for(ll dummy_iter = 0LL; dummy_iter < n; ++dummy_iter) // 0 から n-1 まで昇順
#define rep2(i, n) for(ll i = 0LL, i##_counter = 0LL; i##_counter < ll(n); ++(i##_counter), (i) = i##_counter) // 0 から n-1 まで昇順
#define rep3(i, s, t) for(ll i = ll(s), i##_counter = ll(s); i##_counter < ll(t); ++(i##_counter), (i) = (i##_counter)) // s から t まで昇順
#define rep4(i, s, t, step) for(ll i##_counter = step > 0 ? ll(s) : -ll(s), i##_end = step > 0 ? ll(t) : -ll(t), i##_step = abs(step), i = ll(s); i##_counter < i##_end; i##_counter += i##_step, i = step > 0 ? i##_counter : -i##_counter) // s から t まで stepずつ
#define overload4(a, b, c, d, e, ...) e
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)
#define repe(a, v) for(auto& a : (v)) // v の全要素（変更可能）
#define smod(n, m) ((((n) % (m)) + (m)) % (m)) // 非負mod
#define sdiv(n, m) (((n) - smod(n, m)) / (m)) // 非負div
#define uniq(a) {sort(all(a)); (a).erase(unique(all(a)), (a).end());} // 重複除去
int Yes(bool b=true) { cout << (b ? "Yes\n" : "No\n"); return 0; };
int YES(bool b=true) { cout << (b ? "YES\n" : "NO\n"); return 0; };
int No(bool b=true) {return Yes(!b);};
int NO(bool b=true) {return YES(!b);};
template<typename T, size_t N> T max(array<T, N>& a) { return *max_element(all(a)); };
template<typename T, size_t N> T min(array<T, N>& a) { return *min_element(all(a)); };
template<typename T> T max(vector<T>& a) { return *max_element(all(a)); };
template<typename T> T min(vector<T>& a) { return *min_element(all(a)); };
template<typename T> vector<T> vec_slice(const vector<T>& a, int l, int r) { vector<T> rev; rep(i, l, r) rev.push_back(a[i]); return rev; };
template<typename T> T sum(vector<T>& a, T zero = T(0)) { T rev = zero; rep(i, sz(a)) rev += a[i]; return rev; };
template<typename T> bool in_range(const T& val, const T& s, const T& t) { return s <= val && val < t; };

template <class T> inline vector<T>& operator--(vector<T>& v) { repe(x, v) --x; return v; }
template <class T> inline vector<T>& operator++(vector<T>& v) { repe(x, v) ++x; return v; }

// modでのpow
ll powm(ll a, ll n, ll mod=INFL) {
    ll res = 1;
    while (n > 0) {
        if (n & 1) res = (res * a) % mod;
        if (n > 1) a = (a * a) % mod;
        n >>= 1;
    }
    return res;
}
// 整数Sqrt
ll sqrtll(ll x) {
    assert(x >= 0);
    ll rev = sqrt(x);
    while(rev * rev > x) --rev;
    while((rev+1) * (rev+1)<=x) ++rev;
    return rev;
}
template <class T> inline bool chmax(T& M, const T& x) { if (M < x) { M = x; return true; } return false; } // 最大値を更新（更新されたら true を返す）
template <class T> inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // 最小値を更新（更新されたら true を返す）
int digit(ll x, int d=10) { int rev=0; while (x > 0) { rev++; x /= d;}; return rev; } // xのd進数桁数
/**
 * @brief std.hpp
 * @docs docs/std/std.md
 */
//line 3 "/home/fujisawa/atcoder/competitive_library/competitive/std/io.hpp"
// 演算子オーバーロード（プロトタイプ宣言）
template <class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p);
template <class T> inline istream& operator>>(istream& is, vector<T>& v);
template <class T, class U> inline ostream& operator<<(ostream& os, const pair<T, U>& p);
template <class T> inline ostream& operator<<(ostream& os, const vector<T>& v);
template <typename T, typename S> ostream &operator<<(ostream &os, const map<T, S> &mp);
template <typename T> ostream &operator<<(ostream &os, const set<T> &st);
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &st);
template <typename T> ostream &operator<<(ostream &os, const unordered_set<T> &st);
template <typename T> ostream &operator<<(ostream &os, queue<T> q);
template <typename T> ostream &operator<<(ostream &os, deque<T> q);
template <typename T> ostream &operator<<(ostream &os, stack<T> st);
template <class T, class Container, class Compare> ostream &operator<<(ostream &os, priority_queue<T, Container, Compare> pq);

// 演算子オーバーロード
template <class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; }
template <class T> inline istream& operator>>(istream& is, vector<T>& v) { repe(x, v) is >> x; return is; }
template <class T, class U> inline ostream& operator<<(ostream& os, const pair<T, U>& p) { os << p.first << " " << p.second; return os; }
template <class T> inline ostream& operator<<(ostream& os, const vector<T>& v) { rep(i, sz(v)) { os << v.at(i); if (i != sz(v) - 1) os << " "; } return os; }
template <typename T, typename S> ostream &operator<<(ostream &os, const map<T, S> &mp) { for (auto &[key, val] : mp) { os << key << ":" << val << " "; } return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &st) { auto itr = st.begin(); for (int i = 0; i < (int)st.size(); i++) { os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &st) { auto itr = st.begin(); for (int i = 0; i < (int)st.size(); i++) { os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, const unordered_set<T> &st) { ll cnt = 0; for (auto &e : st) { os << e << (++cnt != (int)st.size() ? " " : ""); } return os; }
template <typename T> ostream &operator<<(ostream &os, queue<T> q) { while (q.size()) { os << q.front() << " "; q.pop(); } return os; }
template <typename T> ostream &operator<<(ostream &os, deque<T> q) { while (q.size()) { os << q.front() << " "; q.pop_front(); } return os; }
template <typename T> ostream &operator<<(ostream &os, stack<T> st) { while (st.size()) { os << st.top() << " "; st.pop(); } return os; }
template <class T, class Container, class Compare> ostream &operator<<(ostream &os, priority_queue<T, Container, Compare> pq) { while (pq.size()) { os << pq.top() << " "; pq.pop(); } return os; }

template <typename T> int print_sep_end(string sep, string end, const T& val) { (void)sep; cout << val << end; return 0; };
template <typename T1, typename... T2> int print_sep_end(string sep, string end, const T1 &val, const T2 &...remain) {
    cout << val << sep;
    print_sep_end(sep, end, remain...);
    return 0;
};
template <typename... T> int print(const T &...args) { print_sep_end(" ", "\n", args...); return 0; };
template <typename... T> void flush() { cout << flush; };
template <typename... T> int print_and_flush(const T &...args) { print(args...); flush(); return 0; };
#define debug(...) debug_func(0, #__VA_ARGS__, __VA_ARGS__) // debug print
template <typename T> void input(T &a) { cin >> a; };
template <typename T1, typename... T2> void input(T1&a, T2 &...b) { cin >> a; input(b...); };
#ifdef LOCAL_TEST
template <typename T> void debug_func(int i, const T name) { (void)i; (void)name; cerr << endl; }
template <typename T1, typename T2, typename... T3> void debug_func(int i, const T1 &name, const T2 &a, const T3 &...b) {
    int scope = 0;
    for ( ; (scope != 0 || name[i] != ',') && name[i] != '\0'; i++ ) {
        cerr << name[i];
        if (name[i] == '(' || name[i] == '{') scope++;
        if (name[i] == ')' || name[i] == '}') scope--;
    }
    cerr << ":" << a << " ";
    debug_func(i + 1, name, b...);
}
template <typename T1, typename T2, typename... T3> void debug_func(int i, const T1 &name, T2 &a, T3 &...b) {
    int scope = 0;
    for ( ; (scope != 0 || name[i] != ',') && name[i] != '\0'; i++ ) {
        cerr << name[i];
        if (name[i] == '(' || name[i] == '{') scope++;
        if (name[i] == ')' || name[i] == '}') scope--;
    }
    cerr << ":" << a << " ";
    debug_func(i + 1, name, b...);
}
#endif
#ifndef LOCAL_TEST
template <typename... T>
void debug_func(T &...) {}
template <typename... T>
void debug_func(const T &...) {}
#endif
/**
 * @brief io.hpp
 * @docs docs/std/io.md
 */
//line 48 "answer.cpp"
#endif

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結果

テストケース

ソースコード