結果
問題 | No.1037 exhausted |
ユーザー |
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提出日時 | 2020-11-04 08:54:43 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 30 ms / 2,000 ms |
コード長 | 3,109 bytes |
コンパイル時間 | 2,296 ms |
コンパイル使用メモリ | 197,520 KB |
最終ジャッジ日時 | 2025-01-15 19:40:50 |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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ファイルパターン | 結果 |
---|---|
other | AC * 23 |
ソースコード
#define MOD_TYPE 1#pragma region Macros#include <bits/stdc++.h>using namespace std;#if 0#include <boost/multiprecision/cpp_int.hpp>#include <boost/multiprecision/cpp_dec_float.hpp>using Int = boost::multiprecision::cpp_int;using lld = boost::multiprecision::cpp_dec_float_100;#endif#if 0#pragma GCC target("avx2")#pragma GCC optimize("O3")#pragma GCC optimize("unroll-loops")#endifusing ll = long long int;using ld = long double;using pii = pair<int, int>;using pll = pair<ll, ll>;using pld = pair<ld, ld>;template <typename Q_type>using smaller_queue = priority_queue<Q_type, vector<Q_type>, greater<Q_type>>;constexpr ll MOD = (MOD_TYPE == 1 ? (ll)(1e9 + 7) : 998244353);constexpr int INF = (int)1e9 + 10;constexpr ll LINF = (ll)4e18;constexpr double PI = acos(-1.0);constexpr double EPS = 1e-7;constexpr int Dx[] = {0, 0, -1, 1, -1, 1, -1, 1, 0};constexpr int Dy[] = {1, -1, 0, 0, -1, -1, 1, 1, 0};#define REP(i, m, n) for (ll i = m; i < (ll)(n); ++i)#define rep(i, n) REP(i, 0, n)#define REPI(i, m, n) for (int i = m; i < (int)(n); ++i)#define repi(i, n) REPI(i, 0, n)#define MP make_pair#define MT make_tuple#define YES(n) cout << ((n) ? "YES" : "NO") << "\n"#define Yes(n) cout << ((n) ? "Yes" : "No") << "\n"#define possible(n) cout << ((n) ? "possible" : "impossible") << "\n"#define Possible(n) cout << ((n) ? "Possible" : "Impossible") << "\n"#define all(v) v.begin(), v.end()#define NP(v) next_permutation(all(v))#define dbg(x) cerr << #x << ":" << x << "\n";struct io_init{io_init(){cin.tie(0);ios::sync_with_stdio(false);cout << setprecision(30) << setiosflags(ios::fixed);};} io_init;template <typename T>inline bool chmin(T &a, T b){if (a > b){a = b;return true;}return false;}template <typename T>inline bool chmax(T &a, T b){if (a < b){a = b;return true;}return false;}inline ll CEIL(ll a, ll b){return (a + b - 1) / b;}template <typename A, size_t N, typename T>inline void Fill(A (&array)[N], const T &val){fill((T *)array, (T *)(array + N), val);}template <typename T, typename U>constexpr istream &operator>>(istream &is, pair<T, U> &p) noexcept{is >> p.first >> p.second;return is;}template <typename T, typename U>constexpr ostream &operator<<(ostream &os, pair<T, U> &p) noexcept{os << p.first << " " << p.second;return os;}#pragma endregionll dp[2010][2010];void solve(){ll n, V, L;cin >> n >> V >> L;vector<ll> x(n), v(n), w(n);rep(i, n) cin >> x[i] >> v[i] >> w[i];Fill(dp, LINF);if (V < x[0]){cout << -1 << "\n";return;}dp[0][V - x[0]] = 0;x.push_back(L);rep(i, n){for (int j = V; j >= 0; j--){if (j < V){chmin(dp[i][min(V, j + v[i])], dp[i][j] + w[i]);}}rep(j, V + 1){ll d = x[i + 1] - x[i];if (j >= d){chmin(dp[i + 1][j - d], dp[i][j]);}}}ll ans = LINF;rep(j, V + 1) chmin(ans, dp[n][j]);cout << (ans == LINF ? -1 : ans) << "\n";}int main(){solve();}