結果
問題 | No.867 避難経路 |
ユーザー |
![]() |
提出日時 | 2019-08-16 23:37:05 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 4,463 ms / 6,000 ms |
コード長 | 3,217 bytes |
コンパイル時間 | 1,811 ms |
コンパイル使用メモリ | 175,152 KB |
実行使用メモリ | 64,768 KB |
最終ジャッジ日時 | 2024-09-23 00:07:15 |
合計ジャッジ時間 | 117,162 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 41 |
ソースコード
#include <bits/stdc++.h>using namespace std;typedef long long signed int LL;typedef long long unsigned int LU;#define incID(i, l, r) for(LL i = (l) ; i < (r); ++i)#define incII(i, l, r) for(LL i = (l) ; i <= (r); ++i)#define decID(i, l, r) for(LL i = (r) - 1; i >= (l); --i)#define decII(i, l, r) for(LL i = (r) ; i >= (l); --i)#define inc(i, n) incID(i, 0, n)#define inc1(i, n) incII(i, 1, n)#define dec(i, n) decID(i, 0, n)#define dec1(i, n) decII(i, 1, n)#define inID(v, l, r) ((l) <= (v) && (v) < (r))#define inII(v, l, r) ((l) <= (v) && (v) <= (r))#define PB push_back#define EB emplace_back#define MP make_pair#define FI first#define SE second#define ALL(v) v.begin(), v.end()#define RALL(v) v.rbegin(), v.rend()template<typename T> bool setmin (T & a, T b) { if(b < a) { a = b; return true; } else { return false; } }template<typename T> bool setmax (T & a, T b) { if(b > a) { a = b; return true; } else { return false; } }template<typename T> bool setmineq(T & a, T b) { if(b <= a) { a = b; return true; } else { return false; } }template<typename T> bool setmaxeq(T & a, T b) { if(b >= a) { a = b; return true; } else { return false; } }LL mo(LL a, LL b) { assert(b > 0); a %= b; if(a < 0) { a += b; } return a; }LL fl(LL a, LL b) { assert(b > 0); return (a > 0 ? a / b : (a - b + 1) / b); }LL ce(LL a, LL b) { assert(b > 0); return (a < 0 ? a / b : (a + b - 1) / b); }template<typename T> T gcd(T a, T b) { return (b == 0 ? a : gcd(b, a % b)); }template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; }#define bit(b, i) (((b) >> (i)) & 1)#define BC __builtin_popcountll#define SC static_cast#define SI(v) SC<int>(v.size())#define SL(v) SC<LL >(v.size())#define RF(e, v) for(auto & e: v)#define ef else if#define UR assert(false)// ---- ----template<typename T> class RPQ : public priority_queue<T, vector<T>, greater<T>> { };template<typename C> void dijkstra(int s, vector<pair<int, C>> g[], C d[]) {RPQ<pair<C, int>> q;d[s] = 0;q.emplace(d[s], s);while(! q.empty()) {C c = q.top().FI;int v = q.top().SE;q.pop();if(d[v] != c) { continue; }for(auto & e : g[v]) {int ev = e.FI;C ec = e.SE;if(setmin(d[ev], d[v] + ec)) { q.emplace(d[ev], ev); }}}}const int M = 251;const int L = 230;int h, w, gi, gj, a[M][M], q, d[L + 1][M * M], INF = 1e9;int id(int i, int j) { return (w + 1) * i + j; }int main() {cin >> h >> w >> gi >> gj;gi--; gj--;inc(i, h) {inc(j, w) {cin >> a[i][j];}}inc1(k, L) {vector<pair<int, int>> g[M * M];g[id(h, w)].EB(id(gi, gj), a[gi][gj] + k * k);inc(i, h) {inc(j, w) {g[id(i, j)].EB(id(i + 1, j), a[i + 1][j] + k * k);g[id(i, j)].EB(id(i, j + 1), a[i][j + 1] + k * k);g[id(i + 1, j)].EB(id(i, j), a[i][j] + k * k);g[id(i, j + 1)].EB(id(i, j), a[i][j] + k * k);}}inc(i, h + 1) {inc(j, w + 1) {d[k][id(i, j)] = INF;}}dijkstra(id(h, w), g, d[k]);}cin >> q;inc(qq, q) {int si, sj, k;cin >> si >> sj >> k;si--; sj--;int p = abs(si - gi) + abs(sj - gj) + 1;cout << d[min(k, L)][id(si, sj)] + (k < L ? 0 : p * (1LL * k * k - L * L)) << "\n";}return 0;}