結果
問題 | No.2366 登校 |
ユーザー | ebi_fly |
提出日時 | 2023-06-30 22:51:30 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 644 ms / 4,000 ms |
コード長 | 5,616 bytes |
コンパイル時間 | 1,706 ms |
コンパイル使用メモリ | 163,136 KB |
実行使用メモリ | 34,304 KB |
最終ジャッジ日時 | 2024-06-12 07:51:22 |
合計ジャッジ時間 | 7,217 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 3 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 3 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 3 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 285 ms
15,744 KB |
testcase_13 | AC | 274 ms
15,616 KB |
testcase_14 | AC | 274 ms
15,600 KB |
testcase_15 | AC | 282 ms
15,720 KB |
testcase_16 | AC | 284 ms
15,744 KB |
testcase_17 | AC | 290 ms
15,720 KB |
testcase_18 | AC | 287 ms
15,728 KB |
testcase_19 | AC | 291 ms
15,616 KB |
testcase_20 | AC | 284 ms
15,720 KB |
testcase_21 | AC | 267 ms
15,728 KB |
testcase_22 | AC | 242 ms
15,744 KB |
testcase_23 | AC | 189 ms
34,176 KB |
testcase_24 | AC | 192 ms
34,176 KB |
testcase_25 | AC | 644 ms
34,304 KB |
testcase_26 | AC | 642 ms
34,304 KB |
ソースコード
#include <algorithm> #include <bitset> #include <cassert> #include <chrono> #include <climits> #include <cmath> #include <complex> #include <cstddef> #include <cstdint> #include <cstdlib> #include <cstring> #include <functional> #include <iomanip> #include <iostream> #include <limits> #include <map> #include <memory> #include <numeric> #include <optional> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <type_traits> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> /* macro */ #define rep(i, a, n) for (int i = (int)(a); i < (int)(n); i++) #define rrep(i, a, n) for (int i = ((int)(n)-1); i >= (int)(a); i--) #define Rep(i, a, n) for (i64 i = (i64)(a); i < (i64)(n); i++) #define RRep(i, a, n) for (i64 i = ((i64)(n)-i64(1)); i >= (i64)(a); i--) #define all(v) (v).begin(), (v).end() #define rall(v) (v).rbegin(), (v).rend() /* macro end */ /* template */ namespace ebi { #ifdef LOCAL #define debug(...) \ std::cerr << "LINE: " << __LINE__ << " [" << #__VA_ARGS__ << "]:", \ debug_out(__VA_ARGS__) #else #define debug(...) #endif void debug_out() { std::cerr << std::endl; } template <typename Head, typename... Tail> void debug_out(Head h, Tail... t) { std::cerr << " " << h; if (sizeof...(t) > 0) std::cerr << " :"; debug_out(t...); } template <typename T1, typename T2> std::ostream &operator<<(std::ostream &os, const std::pair<T1, T2> &pa) { return os << pa.first << " " << pa.second; } template <typename T1, typename T2> std::istream &operator>>(std::istream &os, std::pair<T1, T2> &pa) { return os >> pa.first >> pa.second; } template <typename T> std::ostream &operator<<(std::ostream &os, const std::vector<T> &vec) { for (std::size_t i = 0; i < vec.size(); i++) os << vec[i] << (i + 1 == vec.size() ? "" : " "); return os; } template <typename T> std::istream &operator>>(std::istream &os, std::vector<T> &vec) { for (T &e : vec) std::cin >> e; return os; } template <typename T> std::ostream &operator<<(std::ostream &os, const std::optional<T> &opt) { if (opt) { os << opt.value(); } else { os << "invalid value"; } return os; } using std::size_t; using i32 = std::int32_t; using u32 = std::uint32_t; using i64 = std::int64_t; using u64 = std::uint64_t; using i128 = __int128_t; using u128 = __uint128_t; template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } template <class T> T pow(T x, i64 n) { T res = 1; while (n > 0) { if (n & 1) res = res * x; x = x * x; n >>= 1; } return res; } template <class T> struct Edge { int to; T cost; Edge(int _to, T _cost = 1) : to(_to), cost(_cost) {} }; template <class T> struct Graph : std::vector<std::vector<Edge<T>>> { using std::vector<std::vector<Edge<T>>>::vector; void add_edge(int u, int v, T w, bool directed = false) { (*this)[u].emplace_back(v, w); if (directed) return; (*this)[v].emplace_back(u, w); } }; struct graph : std::vector<std::vector<int>> { using std::vector<std::vector<int>>::vector; void add_edge(int u, int v, bool directed = false) { (*this)[u].emplace_back(v); if (directed) return; (*this)[v].emplace_back(u); } }; constexpr i64 LNF = std::numeric_limits<i64>::max() / 4; constexpr int INF = std::numeric_limits<int>::max() / 2; const std::vector<int> dy = {1, 0, -1, 0, 1, 1, -1, -1}; const std::vector<int> dx = {0, 1, 0, -1, 1, -1, 1, -1}; } // namespace ebi namespace ebi { void main_() { int n,m,k; i64 t; std::cin >> n >> m >> k >> t; std::vector magic(n, std::vector<std::pair<i64,i64>>(m, {-1, -1})); rep(i,0,k) { int a,b; i64 c,d; std::cin >> a >> b >> c >> d; a--; b--; magic[a][b] = {c - 1, d}; } if(n + m <= t) { std::cout << 0 << '\n'; return; } int zero = 200; int max = 600; std::vector dp(n, std::vector(m, std::vector<i64>(max, LNF))); dp[0][0][zero] = 0; using P = std::tuple<i64,int,int,int>; std::priority_queue<P, std::vector<P>, std::greater<P>> que; que.push({0,0,0,zero}); while(!que.empty()) { auto [ret, y, x, i] = que.top(); que.pop(); if(dp[y][x][i] < ret) continue; rep(j,0,4) { int ny = y + dy[j]; int nx = x + dx[j]; if(0 <= ny && ny < n && 0 <= nx && nx < m && i + 1 < max) { if(chmin(dp[ny][nx][i+1], dp[y][x][i])) { que.push({dp[ny][nx][i+1], ny, nx, i+1}); } } } if(magic[y][x].first != -1) { auto [c, d] = magic[y][x]; int nxt = std::max(i64(0), i - c); if(chmin(dp[y][x][nxt], dp[y][x][i] + d)) { que.push({dp[y][x][nxt], y, x, nxt}); } } } i64 ans = LNF; rep(i,0,zero + t + 1) { chmin(ans, dp[n-1][m-1][i]); } if(ans == LNF) ans = -1; std::cout << ans << '\n'; } } // namespace ebi int main() { std::cout << std::fixed << std::setprecision(15); std::cin.tie(nullptr); std::ios::sync_with_stdio(false); int t = 1; // std::cin >> t; while (t--) { ebi::main_(); } return 0; }