結果
問題 | No.2741 Balanced Choice |
ユーザー | siro53 |
提出日時 | 2024-04-20 12:53:17 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 107 ms / 2,000 ms |
コード長 | 15,454 bytes |
コンパイル時間 | 2,354 ms |
コンパイル使用メモリ | 216,964 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-12 08:16:33 |
合計ジャッジ時間 | 3,928 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 104 ms
6,816 KB |
testcase_01 | AC | 107 ms
6,820 KB |
testcase_02 | AC | 105 ms
6,816 KB |
testcase_03 | AC | 105 ms
6,816 KB |
testcase_04 | AC | 106 ms
6,816 KB |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 1 ms
6,816 KB |
testcase_07 | AC | 63 ms
6,816 KB |
testcase_08 | AC | 91 ms
6,816 KB |
testcase_09 | AC | 62 ms
6,816 KB |
testcase_10 | AC | 70 ms
6,816 KB |
testcase_11 | AC | 93 ms
6,816 KB |
ソースコード
#line 1 "combined.cpp" #pragma region Macros #include <bits/stdc++.h> using namespace std; // input output utils namespace siro53_io { // https://maspypy.github.io/library/other/io_old.hpp struct has_val_impl { template <class T> static auto check(T &&x) -> decltype(x.val(), std::true_type{}); template <class T> static auto check(...) -> std::false_type; }; template <class T> class has_val : public decltype(has_val_impl::check<T>(std::declval<T>())) { }; // debug template <class T, enable_if_t<is_integral<T>::value, int> = 0> void dump(const T t) { cerr << t; } template <class T, enable_if_t<is_floating_point<T>::value, int> = 0> void dump(const T t) { cerr << t; } template <class T, typename enable_if<has_val<T>::value>::type * = nullptr> void dump(const T &t) { cerr << t.val(); } void dump(__int128_t n) { if(n == 0) { cerr << '0'; return; } else if(n < 0) { cerr << '-'; n = -n; } string s; while(n > 0) { s += (char)('0' + n % 10); n /= 10; } reverse(s.begin(), s.end()); cerr << s; } void dump(const string &s) { cerr << s; } void dump(const char *s) { int n = (int)strlen(s); for(int i = 0; i < n; i++) cerr << s[i]; } template <class T1, class T2> void dump(const pair<T1, T2> &p) { cerr << '('; dump(p.first); cerr << ','; dump(p.second); cerr << ')'; } template <class T> void dump(const vector<T> &v) { cerr << '{'; for(int i = 0; i < (int)v.size(); i++) { dump(v[i]); if(i < (int)v.size() - 1) cerr << ','; } cerr << '}'; } template <class T> void dump(const set<T> &s) { cerr << '{'; for(auto it = s.begin(); it != s.end(); it++) { dump(*it); if(next(it) != s.end()) cerr << ','; } cerr << '}'; } template <class Key, class Value> void dump(const map<Key, Value> &mp) { cerr << '{'; for(auto it = mp.begin(); it != mp.end(); it++) { dump(*it); if(next(it) != mp.end()) cerr << ','; } cerr << '}'; } template <class Key, class Value> void dump(const unordered_map<Key, Value> &mp) { cerr << '{'; for(auto it = mp.begin(); it != mp.end(); it++) { dump(*it); if(next(it) != mp.end()) cerr << ','; } cerr << '}'; } template <class T> void dump(const deque<T> &v) { cerr << '{'; for(int i = 0; i < (int)v.size(); i++) { dump(v[i]); if(i < (int)v.size() - 1) cerr << ','; } cerr << '}'; } template <class T> void dump(queue<T> q) { cerr << '{'; while(!q.empty()) { dump(q.front()); if((int)q.size() > 1) cerr << ','; q.pop(); } cerr << '}'; } void debug_print() { cerr << endl; } template <class Head, class... Tail> void debug_print(const Head &h, const Tail &...t) { dump(h); if(sizeof...(Tail)) dump(' '); debug_print(t...); } // print template <class T, enable_if_t<is_integral<T>::value, int> = 0> void print_single(const T t) { cout << t; } template <class T, enable_if_t<is_floating_point<T>::value, int> = 0> void print_single(const T t) { cout << t; } template <class T, typename enable_if<has_val<T>::value>::type * = nullptr> void print_single(const T t) { cout << t.val(); } void print_single(__int128_t n) { if(n == 0) { cout << '0'; return; } else if(n < 0) { cout << '-'; n = -n; } string s; while(n > 0) { s += (char)('0' + n % 10); n /= 10; } reverse(s.begin(), s.end()); cout << s; } void print_single(const string &s) { cout << s; } void print_single(const char *s) { int n = (int)strlen(s); for(int i = 0; i < n; i++) cout << s[i]; } template <class T1, class T2> void print_single(const pair<T1, T2> &p) { print_single(p.first); cout << ' '; print_single(p.second); } template <class T> void print_single(const vector<T> &v) { for(int i = 0; i < (int)v.size(); i++) { print_single(v[i]); if(i < (int)v.size() - 1) cout << ' '; } } template <class T> void print_single(const set<T> &s) { for(auto it = s.begin(); it != s.end(); it++) { print_single(*it); if(next(it) != s.end()) cout << ' '; } } template <class T> void print_single(const deque<T> &v) { for(int i = 0; i < (int)v.size(); i++) { print_single(v[i]); if(i < (int)v.size() - 1) cout << ' '; } } template <class T> void print_single(queue<T> q) { while(!q.empty()) { print_single(q.front()); if((int)q.size() > 1) cout << ' '; q.pop(); } } void print() { cout << '\n'; } template <class Head, class... Tail> void print(const Head &h, const Tail &...t) { print_single(h); if(sizeof...(Tail)) print_single(' '); print(t...); } // input template <class T, enable_if_t<is_integral<T>::value, int> = 0> void input_single(T &t) { cin >> t; } template <class T, enable_if_t<is_floating_point<T>::value, int> = 0> void input_single(T &t) { cin >> t; } template <class T, typename enable_if<has_val<T>::value>::type * = nullptr> void input_single(T &t) { cin >> t; } void input_single(__int128_t &n) { string s; cin >> s; if(s == "0") { n = 0; return; } bool is_minus = false; if(s[0] == '-') { s = s.substr(1); is_minus = true; } n = 0; for(int i = 0; i < (int)s.size(); i++) n = n * 10 + (int)(s[i] - '0'); if(is_minus) n = -n; } void input_single(string &s) { cin >> s; } template <class T1, class T2> void input_single(pair<T1, T2> &p) { input_single(p.first); input_single(p.second); } template <class T> void input_single(vector<T> &v) { for(auto &e : v) input_single(e); } void input() {} template <class Head, class... Tail> void input(Head &h, Tail &...t) { input_single(h); input(t...); } }; // namespace siro53_io #ifdef DEBUG #define debug(...) \ cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debug_print(__VA_ARGS__) #else #define debug(...) (void(0)) #endif // io setup struct Setup { Setup() { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } __Setup; using namespace siro53_io; // types using ll = long long; using i128 = __int128_t; // input macros #define INT(...) \ int __VA_ARGS__; \ input(__VA_ARGS__) #define LL(...) \ ll __VA_ARGS__; \ input(__VA_ARGS__) #define STRING(...) \ string __VA_ARGS__; \ input(__VA_ARGS__) #define CHAR(...) \ char __VA_ARGS__; \ input(__VA_ARGS__) #define DBL(...) \ double __VA_ARGS__; \ input(__VA_ARGS__) #define LD(...) \ long double __VA_ARGS__; \ input(__VA_ARGS__) #define UINT(...) \ unsigned int __VA_ARGS__; \ input(__VA_ARGS__) #define ULL(...) \ unsigned long long __VA_ARGS__; \ input(__VA_ARGS__) #define VEC(name, type, len) \ vector<type> name(len); \ input(name); #define VEC2(name, type, len1, len2) \ vector name(len1, vector<type>(len2)); \ input(name); // other macros // https://trap.jp/post/1224/ #define OVERLOAD3(_1, _2, _3, name, ...) name #define ALL(v) (v).begin(), (v).end() #define RALL(v) (v).rbegin(), (v).rend() #define REP1(i, n) for(int i = 0; i < int(n); i++) #define REP2(i, a, b) for(int i = (a); i < int(b); i++) #define REP(...) OVERLOAD3(__VA_ARGS__, REP2, REP1)(__VA_ARGS__) #define SORT(v) sort(ALL(v)) #define RSORT(v) sort(RALL(v)) #define UNIQUE(v) \ sort(ALL(v)), (v).erase(unique(ALL(v)), (v).end()), v.shrink_to_fit() #define REV(v) reverse(ALL(v)) #define SZ(v) ((int)(v).size()) #define MIN(v) (*min_element(ALL(v))) #define MAX(v) (*max_element(ALL(v))) // util const const int INF = 1 << 30; const ll LLINF = 1LL << 60; constexpr int MOD = 1000000007; constexpr int MOD2 = 998244353; const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; // util functions void Case(int i) { cout << "Case #" << i << ": "; } int popcnt(int x) { return __builtin_popcount(x); } int popcnt(ll x) { return __builtin_popcountll(x); } template <class T> inline bool chmax(T &a, T b) { return (a < b ? a = b, true : false); } template <class T> inline bool chmin(T &a, T b) { return (a > b ? a = b, true : false); } template <class T, int dim> auto make_vector_impl(vector<int>& sizes, const T &e) { if constexpr(dim == 1) { return vector(sizes[0], e); } else { int n = sizes[dim - 1]; sizes.pop_back(); return vector(n, make_vector_impl<T, dim - 1>(sizes, e)); } } template <class T, int dim> auto make_vector(const int (&sizes)[dim], const T &e = T()) { vector<int> s(dim); for(int i = 0; i < dim; i++) s[i] = sizes[dim - i - 1]; return make_vector_impl<T, dim>(s, e); } #pragma endregion Macros #line 2 "/Users/siro53/kyo-pro/compro_library/data-structure/segtree/segtree.hpp" #line 5 "/Users/siro53/kyo-pro/compro_library/data-structure/segtree/segtree.hpp" template <class Monoid> class Segtree { public: using T = typename Monoid::value_type; Segtree() : Segtree(0) {} explicit Segtree(int n) : Segtree(std::vector<T>(n, Monoid::e())) {} explicit Segtree(const std::vector<T> &v) : N((int)v.size()), sz(1) { while(sz < N) sz <<= 1; node.resize(sz * 2, Monoid::e()); for(int i = 0; i < N; i++) node[i + sz] = v[i]; for(int i = sz - 1; i >= 1; i--) { node[i] = Monoid::op(node[i << 1], node[i << 1 | 1]); } } void set(int pos, T val) { assert(0 <= pos && pos < N); pos += sz; node[pos] = val; while(pos > 1) { pos >>= 1; node[pos] = Monoid::op(node[pos << 1], node[pos << 1 | 1]); } } T get(int pos) const { assert(0 <= pos && pos < N); return node[pos + sz]; } void apply(int pos, T val) { this->set(pos, Monoid::op(this->get(pos), val)); } T prod(int l, int r) const { assert(0 <= l && l <= r && r <= N); T value_l = Monoid::e(), value_r = Monoid::e(); l += sz; r += sz; while(l < r) { if(l & 1) value_l = Monoid::op(value_l, node[l++]); if(r & 1) value_r = Monoid::op(node[--r], value_r); l >>= 1; r >>= 1; } return Monoid::op(value_l, value_r); } T all_prod() const { return node[1]; } template <class F> int max_right(int l, F f) const { assert(0 <= l && l <= N); assert(f(Monoid::e())); if(l == N) return N; l += sz; T value_now = Monoid::e(); do { while((l & 1) == 0) l >>= 1; if(!f(Monoid::op(value_now, node[l]))) { while(l < sz) { l = 2 * l; if(f(Monoid::op(value_now, node[l]))) { value_now = Monoid::op(value_now, node[l]); l++; } } return (l - sz); } value_now = Monoid::op(value_now, node[l]); l++; } while((l & -l) != l); return N; } template <class F> int min_left(int r, F f) const { assert(0 <= r && r <= N); assert(f(Monoid::e())); if(r == 0) return 0; r += sz; T value_now = Monoid::e(); do { r--; while(r > 1 && (r & 1)) r >>= 1; if(!f(Monoid::op(node[r], value_now))) { while(r < sz) { r = 2 * r + 1; if(f(Monoid::op(node[r], value_now))) { value_now = Monoid::op(node[r], value_now); r--; } } return ((r + 1) - sz); } value_now = Monoid::op(node[r], value_now); } while((r & -r) != r); return 0; } private: int N, sz; std::vector<T> node; }; #line 2 "/Users/siro53/kyo-pro/compro_library/data-structure/monoid/max.hpp" #line 5 "/Users/siro53/kyo-pro/compro_library/data-structure/monoid/max.hpp" template <typename T, T MINUS_INF = std::numeric_limits<T>::min()> struct MonoidMax { using value_type = T; inline static T op(const T &l, const T &r) { return std::max(l, r); } inline static T e() { return MINUS_INF; } }; #line 335 "combined.cpp" void solve() { INT(N, W, D); vector<int> t(N), w(N), v(N); REP(i, N) cin >> t[i] >> w[i] >> v[i]; auto dp = make_vector<ll>({2, W+1}, -LLINF); dp[0][0] = dp[1][0] = 0; REP(i, N) { auto new_dp = make_vector<ll>({2, W+1}, -LLINF); REP(j, 2) { REP(k, W+1) { if(dp[j][k] == -LLINF) continue; chmax(new_dp[j][k], dp[j][k]); if(j == t[i] and k + w[i] <= W) { chmax(new_dp[j][k + w[i]], dp[j][k] + v[i]); } } } dp = move(new_dp); } Segtree<MonoidMax<ll>> seg(dp[1]); ll ans = 0; REP(j, W+1) { if(dp[0][j] == -LLINF) continue; int l = max(0, j - D); int r = min(j + D, W - j) + 1; if(l < r) { ll mx = seg.prod(l, r); if(mx >= 0) chmax(ans, dp[0][j] + mx); } } print(ans); } int main() { int T = 1; // cin >> T; while(T--) solve(); }