結果
問題 | No.424 立体迷路 |
ユーザー |
|
提出日時 | 2017-10-10 16:28:14 |
言語 | C++11 (gcc 13.3.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 3,050 bytes |
コンパイル時間 | 591 ms |
コンパイル使用メモリ | 87,064 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-05 07:14:57 |
合計ジャッジ時間 | 1,283 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 5 |
other | AC * 21 |
ソースコード
#define _CRT_SECURE_NO_WARNINGS#include <iostream>#include <climits>#include <cmath>#include <string>#include <vector>#include <algorithm>#include <queue>#include <map>#include <functional>#include <set>#include <numeric>#include <stack>#include <utility>#include <time.h>#include <iterator>//#include "util.h"using namespace std;typedef unsigned uint;typedef long long lint;typedef unsigned long long ulint;//呪文template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { cout << "{" << m.first << ", " << m.second <<"}"; return ostr; }template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { cout << "{ }"; return ostr; }cout << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; }template <typename _Ty> ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { cout << "{ }"; return ostr; } cout << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; }template <typename _Ty> ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { cout << "{ }"; return ostr; } cout << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; }template <typename T> void print(T* v, int N) { if (N == 0) cout << "{ }"; cout << "{" << v[0]; for (int i = 1; i < N; i++) cout << ", " << v[i];cout << "}"; }#define PI 3.14159265358979323846#define EPS 1e-8#define MIN(a,b) ((a)<(b)?(a):(b))#define MAX(a,b) ((a)>(b)?(a):(b))#define all(x) (x).begin(), (x).end()typedef pair<int, int> pii;const int dx[] = { 1, 0, -1, 0 };const int dy[] = { 0, -1, 0, 1 };int yuki0424(){int h, w;cin >> h >> w;int sx, sy, gx, gy;cin >> sx >> sy >> gx >> gy;pii s = pii(sx - 1, sy - 1), g = pii(gx - 1, gy - 1);vector<string> mp(h);for (int i = 0; i < h; i++) cin >> mp[i];queue<pii> qu;qu.push(s);while (!qu.empty()) {pii t = qu.front();if (t == g) {cout << "YES" << endl;return 0;}qu.pop();int x = t.first;int y = t.second;int c = mp[x][y];// 移動済みmp[x][y] = '.';// 移動可能座標をキューに入れるfor (int d = 0; d < 4; d++) {int nx = x + dx[d];int ny = y + dy[d];if (nx < 0 || h <= nx || ny < 0 || w <= ny || mp[nx][ny] == '.') continue;int nc = mp[nx][ny];// 段差が 1 以内if (abs(c - nc) <= 1)qu.push(pii(nx, ny));nx = x + 2 * dx[d];ny = y + 2 * dy[d];if (nx < 0 || h <= nx || ny < 0 || w <= ny || mp[nx][ny] == '.') continue;int nnc = mp[nx][ny];// 2 個先にはしごをかけられるif (c == nnc && nc < c)qu.push(pii(nx, ny));}}cout << "NO" << endl;return 0;}int main(){//clock_t start, end;//start = clock();yuki0424();//end = clock();//printf("%d msec.\n", end - start);return 0;}