結果
問題 | No.1037 exhausted |
ユーザー |
|
提出日時 | 2021-01-07 15:01:04 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 11 ms / 2,000 ms |
コード長 | 4,007 bytes |
コンパイル時間 | 2,196 ms |
コンパイル使用メモリ | 201,524 KB |
最終ジャッジ日時 | 2025-01-17 10:11:54 |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 23 |
ソースコード
#include <bits/stdc++.h>using namespace std;/*^ debug */template <typename A, typename B> string to_string(pair<A, B> p);template <typename A, typename B, typename C> string to_string(tuple<A, B, C> p);template <typename A, typename B, typename C, typename D> string to_string(tuple<A, B, C, D> p);string to_string(const string& s) { return '"' + s + '"'; }string to_string(const char* s) { return to_string((string) s); }string to_string(bool b) { return (b ? "true" : "false"); }string to_string(vector<bool> v) {bool first = true;string res = "{";for (int i = 0; i < static_cast<int>(v.size()); i++) {if (!first) { res += ", "; }first = false;res += to_string(v[i]);}res += "}";return res;}template <size_t N>string to_string(bitset<N> v) {string res = "";for (size_t i = 0; i < N; i++) { res += static_cast<char>('0' + v[i]); }return res;}template <typename A>string to_string(A v) {bool first = true;string res = "{";for (const auto &x : v) {if (!first) { res += ", "; }first = false;res += to_string(x);}res += "}";return res;}template <typename A, typename B>string to_string(pair<A, B> p) { return "(" + to_string(p.first) + ", " + to_string(p.second) + ")"; }template <typename A, typename B, typename C>string to_string(tuple<A, B, C> p) { return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " + to_string(get<2>(p)) + ")"; }template <typename A, typename B, typename C, typename D>string to_string(tuple<A, B, C, D> p) { return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " + to_string(get<2>(p)) + ", " +to_string(get<3>(p)) + ")"; }void debug_out() { cerr << endl; }template <typename Head, typename... Tail>void debug_out(Head H, Tail... T) { cerr << " " << to_string(H); debug_out(T...); }#ifdef LOCAL#define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)#else#define debug(...) 42#endif/* debug $*//*^ vector extensions */template<typename T>T concat(initializer_list<T> lists) {T a;for (auto &l : lists) a.insert(a.end(), l.begin(), l.end());return a;}template<typename T, size_t sz>struct _Matrix_type { typedef vector<typename _Matrix_type<T, sz - 1>::type> type; };template<typename T>struct _Matrix_type<T, 1> { typedef T type; };template<typename T>struct _Matrix {static auto build(size_t s) { return vector<T>(s); }template<typename ...Args>static auto build(size_t f, Args... args) {return vector<typename _Matrix_type<T, 1 + sizeof...(args)>::type>(f, _Matrix<T>::build(args...));}};template<typename T, typename... Args>auto buildMatrix(Args... args) { return _Matrix<T>::build(args...); }/* vector extensions $*//*^ generic definitions */template<typename F>struct _RecurFun : F {_RecurFun(F&& f) : F(forward<F>(f)) {}template<typename... Args>decltype(auto) operator()(Args&&... args) const { return F::operator()(*this, forward<Args>(args)...); }};template<typename F>decltype(auto) RecurFun(F&& f) { return _RecurFun<F> { forward<F>(f) }; }/* generic definitions $*/int main() {ios::sync_with_stdio(false);int N, C, L; {cin >> N >> C >> L;}const int64_t INF = (int64_t) 1 << 60;vector<int> X(N), V(N), W(N); {for (int i = 0; i < N; ++i) {cin >> X[i] >> V[i] >> W[i];}++N;X.push_back(L);V.push_back(0);W.push_back(0);}vector<int64_t> dp(C + 1, INF); {dp[C] = 0;int preX = 0;for (int i = 0; i < N; ++i) {int cost = X[i] - preX;vector<int64_t> ndp(C + 1, INF); {for (int v = cost; v <= C; ++v) {ndp[v - cost] = min(ndp[v - cost], dp[v]);ndp[min(C, v - cost + V[i])] = min(ndp[min(C, v - cost + V[i])], dp[v] + W[i]);}}swap(dp, ndp);preX = X[i];}}int64_t res = *min_element(dp.begin(), dp.end());if (res == INF) cout << -1 << endl;else cout << res << endl;}