結果
| 問題 |
No.1638 Robot Maze
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2021-08-06 21:34:05 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 3 ms / 2,000 ms |
| コード長 | 2,874 bytes |
| コンパイル時間 | 2,193 ms |
| コンパイル使用メモリ | 208,472 KB |
| 最終ジャッジ日時 | 2025-01-23 14:44:44 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 49 |
ソースコード
#pragma region Macros
#include <bits/stdc++.h>
using namespace std;
template <class T> inline bool chmax(T &a, T b) {
if(a < b) {
a = b;
return 1;
}
return 0;
}
template <class T> inline bool chmin(T &a, T b) {
if(a > b) {
a = b;
return 1;
}
return 0;
}
#ifdef DEBUG
template <class T, class U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
os << '(' << p.first << ',' << p.second << ')';
return os;
}
template <class T> ostream &operator<<(ostream &os, const vector<T> &v) {
os << '{';
for(int i = 0; i < (int)v.size(); i++) {
if(i) { os << ','; }
os << v[i];
}
os << '}';
return os;
}
void debugg() { cerr << endl; }
template <class T, class... Args>
void debugg(const T &x, const Args &... args) {
cerr << " " << x;
debugg(args...);
}
#define debug(...) \
cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debugg(__VA_ARGS__)
#define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl
#else
#define debug(...) (void(0))
#define dump(x) (void(0))
#endif
struct Setup {
Setup() {
cin.tie(0);
ios::sync_with_stdio(false);
cout << fixed << setprecision(15);
}
} __Setup;
using ll = long long;
#define ALL(v) (v).begin(), (v).end()
#define RALL(v) (v).rbegin(), (v).rend()
#define FOR(i, a, b) for(int i = (a); i < int(b); i++)
#define REP(i, n) FOR(i, 0, n)
const int INF = 1 << 30;
const ll LLINF = 1LL << 60;
constexpr int MOD = 1000000007;
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
void Case(int i) { cout << "Case #" << i << ": "; }
int popcount(int x) { return __builtin_popcount(x); }
ll popcount(ll x) { return __builtin_popcountll(x); }
#pragma endregion Macros
using Data = pair<ll, pair<int, int>>;
int main() {
int H, W;
cin >> H >> W;
ll U, D, R, L, K, P;
cin >> U >> D >> R >> L >> K >> P;
int sx, sy, gx, gy;
cin >> sx >> sy >> gx >> gy;
sx--; sy--; gx--; gy--;
vector<string> G(H);
REP(i, H) cin >> G[i];
const ll dcost[4] = {D, R, U, L};
priority_queue<Data, vector<Data>, greater<Data>> que;
vector dp(H, vector<ll>(W, LLINF));
dp[sx][sy] = 0;
que.emplace(0, make_pair(sx, sy));
while(!que.empty()) {
auto [d, p] = que.top();
que.pop();
auto [x, y] = p;
if(d > dp[x][y]) continue;
REP(dir, 4) {
int nx = x + dx[dir];
int ny = y + dy[dir];
if(nx < 0 or nx >= H or ny < 0 or ny >= W or G[nx][ny] == '#') continue;
ll cost = dcost[dir] + P * (G[nx][ny] == '@');
if(chmin(dp[nx][ny], d + cost)) {
que.emplace(dp[nx][ny], make_pair(nx, ny));
}
}
}
cout << (dp[gx][gy] <= K ? "Yes" : "No") << endl;
}