Submission #420190


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#include<bits/stdc++.h>
using namespace std;
 
template<typename T1, typename T2> istream& operator>>(istream& is, pair<T1,T2>& a){ return is >> a.first >> a.second; }
template<typename T1, typename T2> ostream& operator<<(ostream& os, pair<T1,T2>& a){ return os << a.first << " "<<a.second; }
template<typename T> istream& operator>>(istream& is, vector< T >& vc){ for(int i = 0; i < vc.size(); i++) is >> vc[i]; return is; }
template<typename T> ostream& operator<<(ostream& os, vector< T >& vc){ for(int i = 0; i < vc.size(); i++) os << vc[i] << endl; return os; }
 
#define ForEach(it,c) for(__typeof (c).begin() it = (c).begin(); it != (c).end(); it++)
#define ALL(v) (v).begin(), (v).end()
#define UNQ(s) { sort(ALL(s)); (s).erase( unique( ALL(s)), (s).end());}
#define fr first
#define sc second
 
typedef pair< int , int > Pi;
typedef pair< int , Pi > Pii;
 
typedef long long int64;
const int INF = 1 << 30;

int main() {
  int H, W;
  cin >> H >> W;
  vector< string > S(H);
  cin >> S;
  Pi s, g;
  for(int i = 0; i < S.size(); i++) {
    for(int j = 0; j < S[i].size(); j++) {
      if(S[i][j] == 's') s = make_pair(j, i);
      if(S[i][j] == 'g') g = make_pair(j, i);
    }
  }

    
  bool v[500][500] = {{}};
  queue< Pi > que;
  que.push(s);
  v[s.first][s.second] = true;
  while(!que.empty()) {
    Pi p = que.front(); que.pop();
    if(p == g) {
      puts("Yes");
      exit(0);
    }
    for(int i = 0; i < 4; i++) {
      const static signed dy[] = {0, 1, 0, -1}, dx[] = {1, 0, -1, 0};
      int ny = dy[i] + p.second, nx = dx[i] + p.first;
      if(ny < 0 || ny >= H || nx < 0 || nx >= W) continue;
      if(S[ny][nx] == '#' || v[nx][ny]++) continue;
      que.push(make_pair(nx, ny));
    }
  }
  puts("No");

}

Submission Info

Submission Time
Task A - 深さ優先探索
User ei13333
Language C++ (GCC 4.9.2)
Score 100
Code Size 1791 Byte
Status
Exec Time 96 ms
Memory 1324 KB

Judge Result

Set Name Score / Max Score Test Cases
Sample 0 / 0 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt
All 100 / 100 00_min_01.txt, 00_min_02.txt, 00_min_03.txt, 00_min_04.txt, 00_min_05.txt, 00_min_06.txt, 00_min_07.txt, 00_min_08.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt, 02_rndhard_00.txt, 02_rndhard_01.txt, 02_rndhard_02.txt, 02_rndhard_03.txt, 02_rndhard_04.txt, 02_rndhard_05.txt, 02_rndhard_06.txt, 02_rndhard_07.txt, 02_rndhard_08.txt, 02_rndhard_09.txt, 02_rndhard_10.txt, 02_rndhard_11.txt, 02_rndhard_12.txt, 02_rndhard_13.txt, 02_rndhard_14.txt, 02_rndhard_15.txt, 02_rndhard_16.txt, 02_rndhard_17.txt, 02_rndhard_18.txt, 02_rndhard_19.txt, 02_rndhard_20.txt, 02_rndhard_21.txt, 02_rndhard_22.txt, 02_rndhard_23.txt, 02_rndhard_24.txt, 02_rndhard_25.txt, 02_rndhard_26.txt, 02_rndhard_27.txt, 02_rndhard_28.txt, 02_rndhard_29.txt, 02_rndhard_30.txt, 02_rndhard_31.txt, 02_rndhard_32.txt, 02_rndhard_33.txt, 02_rndhard_34.txt, 02_rndhard_35.txt, 02_rndhard_36.txt, 02_rndhard_37.txt, 02_rndhard_38.txt, 02_rndhard_39.txt, 03_rndhardsmall_00.txt, 03_rndhardsmall_01.txt, 03_rndhardsmall_02.txt, 03_rndhardsmall_03.txt, 03_rndhardsmall_04.txt, 03_rndhardsmall_05.txt, 03_rndhardsmall_06.txt, 03_rndhardsmall_07.txt, 03_rndhardsmall_08.txt, 03_rndhardsmall_09.txt
Case Name Status Exec Time Memory
00_min_01.txt 29 ms 1016 KB
00_min_02.txt 26 ms 932 KB
00_min_03.txt 26 ms 1052 KB
00_min_04.txt 26 ms 1048 KB
00_min_05.txt 23 ms 1048 KB
00_min_06.txt 24 ms 1056 KB
00_min_07.txt 22 ms 1048 KB
00_min_08.txt 25 ms 932 KB
00_sample_01.txt 23 ms 1056 KB
00_sample_02.txt 25 ms 1052 KB
00_sample_03.txt 23 ms 1056 KB
00_sample_04.txt 24 ms 932 KB
00_sample_05.txt 23 ms 1052 KB
01_rnd_00.txt 39 ms 1320 KB
01_rnd_01.txt 42 ms 1312 KB
01_rnd_02.txt 46 ms 1316 KB
01_rnd_03.txt 47 ms 1316 KB
01_rnd_04.txt 45 ms 1316 KB
01_rnd_05.txt 40 ms 1324 KB
01_rnd_06.txt 49 ms 1320 KB
01_rnd_07.txt 46 ms 1312 KB
01_rnd_08.txt 39 ms 1316 KB
01_rnd_09.txt 40 ms 1316 KB
01_rnd_10.txt 50 ms 1316 KB
01_rnd_11.txt 43 ms 1320 KB
01_rnd_12.txt 48 ms 1308 KB
01_rnd_13.txt 41 ms 1316 KB
01_rnd_14.txt 40 ms 1316 KB
01_rnd_15.txt 48 ms 1304 KB
01_rnd_16.txt 43 ms 1316 KB
01_rnd_17.txt 54 ms 1312 KB
01_rnd_18.txt 41 ms 1324 KB
01_rnd_19.txt 45 ms 1316 KB
02_rndhard_00.txt 42 ms 1308 KB
02_rndhard_01.txt 40 ms 1324 KB
02_rndhard_02.txt 42 ms 1324 KB
02_rndhard_03.txt 41 ms 1312 KB
02_rndhard_04.txt 43 ms 1312 KB
02_rndhard_05.txt 40 ms 1316 KB
02_rndhard_06.txt 39 ms 1308 KB
02_rndhard_07.txt 96 ms 1264 KB
02_rndhard_08.txt 41 ms 1312 KB
02_rndhard_09.txt 40 ms 1316 KB
02_rndhard_10.txt 40 ms 1320 KB
02_rndhard_11.txt 40 ms 1316 KB
02_rndhard_12.txt 41 ms 1312 KB
02_rndhard_13.txt 42 ms 1320 KB
02_rndhard_14.txt 41 ms 1320 KB
02_rndhard_15.txt 41 ms 1316 KB
02_rndhard_16.txt 41 ms 1308 KB
02_rndhard_17.txt 40 ms 1320 KB
02_rndhard_18.txt 41 ms 1316 KB
02_rndhard_19.txt 41 ms 1308 KB
02_rndhard_20.txt 41 ms 1316 KB
02_rndhard_21.txt 40 ms 1312 KB
02_rndhard_22.txt 41 ms 1316 KB
02_rndhard_23.txt 42 ms 1312 KB
02_rndhard_24.txt 41 ms 1316 KB
02_rndhard_25.txt 43 ms 1320 KB
02_rndhard_26.txt 40 ms 1320 KB
02_rndhard_27.txt 40 ms 1316 KB
02_rndhard_28.txt 39 ms 1320 KB
02_rndhard_29.txt 39 ms 1316 KB
02_rndhard_30.txt 40 ms 1320 KB
02_rndhard_31.txt 39 ms 1316 KB
02_rndhard_32.txt 40 ms 1324 KB
02_rndhard_33.txt 40 ms 1316 KB
02_rndhard_34.txt 40 ms 1316 KB
02_rndhard_35.txt 42 ms 1264 KB
02_rndhard_36.txt 40 ms 1308 KB
02_rndhard_37.txt 42 ms 1320 KB
02_rndhard_38.txt 43 ms 1320 KB
02_rndhard_39.txt 40 ms 1320 KB
03_rndhardsmall_00.txt 25 ms 1056 KB
03_rndhardsmall_01.txt 23 ms 928 KB
03_rndhardsmall_02.txt 32 ms 1000 KB
03_rndhardsmall_03.txt 25 ms 928 KB
03_rndhardsmall_04.txt 34 ms 1056 KB
03_rndhardsmall_05.txt 32 ms 1060 KB
03_rndhardsmall_06.txt 26 ms 928 KB
03_rndhardsmall_07.txt 28 ms 1172 KB
03_rndhardsmall_08.txt 27 ms 932 KB
03_rndhardsmall_09.txt 27 ms 932 KB