結果
問題 | No.2693 Sword |
ユーザー | みしあ |
提出日時 | 2024-03-27 00:59:31 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 12 ms / 2,000 ms |
コード長 | 8,835 bytes |
コンパイル時間 | 3,962 ms |
コンパイル使用メモリ | 279,256 KB |
実行使用メモリ | 11,392 KB |
最終ジャッジ日時 | 2024-09-30 14:28:42 |
合計ジャッジ時間 | 4,805 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 1 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 1 ms
5,248 KB |
testcase_09 | AC | 7 ms
8,960 KB |
testcase_10 | AC | 3 ms
5,248 KB |
testcase_11 | AC | 4 ms
6,272 KB |
testcase_12 | AC | 1 ms
5,248 KB |
testcase_13 | AC | 3 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 4 ms
5,760 KB |
testcase_16 | AC | 4 ms
5,632 KB |
testcase_17 | AC | 4 ms
6,272 KB |
testcase_18 | AC | 3 ms
5,248 KB |
testcase_19 | AC | 4 ms
7,040 KB |
testcase_20 | AC | 3 ms
7,552 KB |
testcase_21 | AC | 4 ms
8,576 KB |
testcase_22 | AC | 5 ms
7,936 KB |
testcase_23 | AC | 4 ms
6,272 KB |
testcase_24 | AC | 1 ms
5,248 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 2 ms
5,248 KB |
testcase_27 | AC | 2 ms
5,248 KB |
testcase_28 | AC | 2 ms
5,248 KB |
testcase_29 | AC | 2 ms
5,248 KB |
testcase_30 | AC | 2 ms
5,248 KB |
testcase_31 | AC | 2 ms
5,248 KB |
testcase_32 | AC | 12 ms
11,392 KB |
ソースコード
#pragma region Macros #if defined(ONLINE_JUDGE) #include <atcoder/all> #endif #if defined(LOCAL) || defined(_DEBUG) #include "template.hpp" #else #include <bits/stdc++.h> #include <boost/format.hpp> using namespace std; #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #define O(...) #define OP(...) #define START() #define STOP() #define MEMORY() #define massert(x, msec) if(!(x)) {\ while(msec > chrono::duration_cast<chrono::milliseconds>(chrono::system_clock::now() - _MY_START_TIME).count()); \ cerr << "assert [" << __FUNCTION__ << ":" << to_string(__LINE__) << "] : " << string(#x) << el; exit(1);\ } /******************************************* マクロ等 **************************************************/ #define REP(i, n) for(ll i=0, i##_len=(n); i<i##_len; ++i) #define REPR(i, n) for(ll i=(n); i>=0; --i) #define FOR(i, n, m) for(ll i=(m), i##_len=(n); i<i##_len; ++i) #define EACH(i, v) for(auto&& i : v) #define ALL(x) (x).begin(),(x).end() #define ALLR(x) (x).rbegin(),(x).rend() #define FILL(v, h) memset((v), h, sizeof(v)) #define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end()) vector<long long> __FREP_CNT_ARRAY; #define FREP(i, n) ;__FREP_CNT_ARRAY.push_back(n); REP(i, n) { #define FREPR(i, n) ;__FREP_CNT_ARRAY.push_back((n)+1); REPR(i, n) { #define FFOR(i, n, m) ;__FREP_CNT_ARRAY.push_back((n)-(m)); FOR(i, n, m) { #define FEACH(a, as) ;__FREP_CNT_ARRAY.push_back((as).size()); EACH(a, as) { #define THEN __FREP_CNT_ARRAY.back()--;} if(bool frep_tmp = !__FREP_CNT_ARRAY.back(); __FREP_CNT_ARRAY.pop_back(), frep_tmp) #define DPINIT(name) name; bool __SEEN_##name; #define DP(name) name;if(__SEEN_##name)return name;__SEEN_##name=true; template<class T, class U>bool chmax(T &a, const U &b) { if (a<(T)b) { a=(T)b; return 1; } return 0; } template<class T, class U>bool chmin(T &a, const U &b) { if (b<(T)a) { a=(T)b; return 1; } return 0; } #define cmp3(a, x, b) ((a) <= (x) && (x) < (b)) #define vec vector #define umap unordered_map #define uset unordered_set using ll = long long; using ull = unsigned long long; using ld = long double; using P = pair<ll, ll>; using Tup = tuple<ll, ll, ll>; using vl = vec<ll>; using vvl = vec<vl>; #define fi first #define se second #define pb push_back #define el '\n' constexpr ll INF = numeric_limits<ll>::max()/4-1; /******************************************* 入力 **************************************************/ template<class T> istream &operator>>(istream &stream, vec<T>& o){REP(i, o.size())stream >> o[i];return stream;} template<class T, class U> istream &operator>>(istream &stream, pair<T, U>& o){cin >> o.fi >> o.se; return stream;} namespace myinput { void input() {} template<class T, class... Ts> void input(T&& o, Ts&&... args){cin >> o;input(forward<Ts>(args)...);} void assign_vl(size_t) {}; template<class T, class... Ts> void assign_vl(size_t siz, T&& o, Ts&&... args){o.resize(siz);assign_vl(siz, forward<Ts>(args)...);} void input_horizon_sub(size_t) {}; template<class T, class... Ts> void input_horizon_sub(size_t index, T&& o, Ts&&... args) {cin>>o[index];input_horizon_sub(index, forward<Ts>(args)...);} template<class... Ts> void input_horizon(size_t siz, Ts&&... args){REP(i, siz) input_horizon_sub(i, forward<Ts>(args)...);} } #define _I(T, ...) ;myinput::input(__VA_ARGS__); #define I(T, ...) ;T __VA_ARGS__;_I(T, __VA_ARGS__); #define _Iv(T, siz, ...) ;myinput::assign_vl(siz, __VA_ARGS__);myinput::input(__VA_ARGS__); #define Iv(T, siz, ...) ;vec<T> __VA_ARGS__;_Iv(T, siz, __VA_ARGS__); #define _Ih(T, siz, ...) ;myinput::assign_vl(siz, __VA_ARGS__);myinput::input_horizon(siz, __VA_ARGS__); #define Ih(T, siz, ...) ;vec<T> __VA_ARGS__;_Ih(T, siz, __VA_ARGS__); chrono::system_clock::time_point _MY_START_TIME; /******************************************* 出力 **************************************************/ namespace __PrintHelper { template <char Separator = ' ', typename T> void printValue(std::ostream& os, const T& value) { os << value; } template <char Separator = ' ', typename T1, typename T2> void printValue(std::ostream& os, const std::pair<T1, T2>& value) { os << value.first << Separator << value.second; } template <char Separator = ' ', typename... Args, std::size_t... Is> void printTuple(std::ostream& os, const std::tuple<Args...>& value, std::index_sequence<Is...>) { ((os << (Is == 0 ? "" : string(1, Separator)) << std::get<Is>(value)), ...); } template <char Separator = ' ', typename... Args> void printValue(std::ostream& os, const std::tuple<Args...>& value) { printTuple<Separator>(os, value, std::index_sequence_for<Args...>{}); } template <char Separator = ' ', typename T> void printValue(std::ostream& os, const std::vector<T>& value) { for (std::size_t i = 0; i < value.size(); ++i) os << (i == 0 ? "" : string(1, Separator)) << value[i]; } }; template <char Separator = ' ', typename Arg, typename... Args> void OO(const Arg &x, const Args&... args) { __PrintHelper::printValue<Separator>(cout, x); if constexpr (sizeof...(args) > 0) { cout << Separator; OO<Separator>(args...); } else { cout << el; } } template <class T = string, class U = string> void YN(bool x, T y = "Yes", U n = "No") { if(x) cout << y << el; else cout << n << el; } /******************************************* 配列操作 **************************************************/ namespace __ArrayHelper { template <typename... Args> auto flatten(const std::tuple<Args...>& t); template <typename T, std::size_t... Indices> auto flattenHelper(const T& t, std::index_sequence<Indices...>) { return std::make_tuple(std::get<Indices>(t)...); } template <typename T, typename U> auto flatten(const std::pair<T, U>& p) { return flatten(std::make_tuple(p.first, p.second)); } template <typename T> auto flatten(const T& value) { return std::make_tuple(value); } template <typename... Args, std::size_t... Indices> auto flattenTupleHelper(const std::tuple<Args...>& t, std::index_sequence<Indices...>) { return std::tuple_cat(flatten(std::get<Indices>(t))...); } template <typename... Args> auto flatten(const std::tuple<Args...>& t) { return flattenTupleHelper(t, std::index_sequence_for<Args...>{}); } template <typename Container> auto __flatten(const Container& container) { using ValueType = typename Container::value_type; using ResultType = decltype(__ArrayHelper::flatten(std::declval<ValueType>())); std::vector<ResultType> result; for (const auto& item : container) { result.emplace_back(__ArrayHelper::flatten(item)); } return result; } template <class T> auto __enumrate(const vec<T> &v) { vec<pair<ll, T>> ret(v.size()); REP(i, v.size()) ret[i] = {i, v[i]}; return ret; } } constexpr auto flatten = [](auto&& x) { return __ArrayHelper::__flatten(x); }; constexpr auto enumrate = [](auto&& x) { return __ArrayHelper::__enumrate(x); }; template <typename... Args> auto zip(const Args&... args) { size_t minSize = std::min({args.size()...}); std::vector<std::tuple<typename Args::value_type...>> result; for (size_t i = 0; i < minSize; ++i) { result.emplace_back(std::make_tuple(args[i]...)); } return result; } template <typename Arg> Arg compose(Arg arg) { return arg; } template <typename Arg, typename Func> auto compose(Arg arg, Func func) { return func(arg); } template <typename Arg, typename Func, typename... Funcs> auto compose(Arg arg, Func func, Funcs... funcs) { return compose(compose(arg, func), funcs...); } /******************************************* Main **************************************************/ #endif #pragma endregion using Point = complex<ll>; void Main(); int main(){ _MY_START_TIME = std::chrono::system_clock::now(); std::cin.tie(nullptr); std::cout << std::fixed << std::setprecision(15); std::cerr << std::fixed << std::setprecision(15); Main(); MEMORY(); return 0; } ll n, p, k; ll DPINIT(dp[1001][1001]); ll rec(vl &ts, vl &bs, ll i, ll k) { if(k < 0) { return -INF; } if(ts.size() == i) { return k == 0 ? p : -INF; } auto &res = DP(dp[i][k]); res = rec(ts, bs, i+1, k); if(ts[i] == 1) { // +bi auto x = rec(ts, bs, i+1, k - 1); x += bs[i]; if(x > (ll)1e18) { OO(-1); exit(0); } chmax(res, x); } else { auto x = rec(ts, bs, i+1, k - 1); if(x > (ll)(1e18) / 2) { OO(-1); exit(0); } x *= 2; chmax(res, x); } return res; } void Main() { _I(ll, n, p, k); Ih(ll, n, ts, bs); reverse(ALL(ts)); reverse(ALL(bs)); OO(rec(ts, bs, 0, k)); }