結果

問題 No.323 yuki国
ユーザー kei
提出日時 2018-10-11 01:01:10
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 165 ms / 5,000 ms
コード長 2,299 bytes
コンパイル時間 1,819 ms
コンパイル使用メモリ 180,312 KB
実行使用メモリ 8,576 KB
最終ジャッジ日時 2024-10-12 17:26:07
合計ジャッジ時間 5,645 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 6
other AC * 32
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int INF = 1e9;
const ll LINF = 1e18;
template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; }
template<class T> ostream& operator << (ostream& out,const vector<T> V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " "
    ;} return out; }
template<class T> ostream& operator << (ostream& out,const vector<vector<T> > Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out
    << Mat[i];} return out; }
template<class S,class T> ostream& operator << (ostream& out,const map<S,T> mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out <<
    it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; }
/*
<url:https://yukicoder.me/problems/no/323>
============================================================
=================================================================
=============================================================
================================================================
*/
bool can_visit[50][50][2000];
string solve(){
int H,W; cin >> H >> W;
int A,B; pii S,G;
cin >> A >> S.first >> S.second;
cin >> B >> G.first >> G.second;
vector<vector<char>> masu(H,vector<char>(W));
for(auto& vec:masu) for(auto& in:vec) cin >> in;
using Item = tuple<int,int,int>;
queue<Item> q; q.push(Item(S.first,S.second,A));
int d[4] = {1,0,-1,0};
while(q.size()){
int h,w,sz; tie(h,w,sz) = q.front(); q.pop();
if(sz <= 0 || sz >= 2000) continue;
if(can_visit[h][w][sz]) continue;
can_visit[h][w][sz] = true;
for(int k = 0; k < 4;k++){
int nh = h + d[k];
int nw = w + d[k^1];
if(nh < 0 || nw < 0 || nh >= H || nw >= W) continue;
int cost = (masu[nh][nw] == '*')?1:-1;
q.push(Item(nh,nw,sz+cost));
}
}
if(can_visit[G.first][G.second][B]) return "Yes";
else return "No";
}
int main(void) {
cin.tie(0); ios_base::sync_with_stdio(false);
cout << solve() << endl;
return 0;
}
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