Submission #1595094
Source Code Expand
#include "bits/stdc++.h" using namespace std; #define all(x) x.begin(), x.end() #define mp make_pair #define pii pair<int, int> #define ll long long struct state { int y, x, step; }; static const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1}; void solve() { int h, w; cin >> h >> w; vector<string> s(h); int sy, sx, gy, gx; for (int y = 0; y < h; y ++) { cin >> s[y]; for (int x = 0; x < w; x ++) { if (s[y][x] == 's') { sy = y; sx = x; } if (s[y][x] == 'g') { gy = y; gx = x; } } } vector<vector<bool>> used(h, vector<bool>(w, false)); queue<state> q; q.push({sy, sx, 0}); used[sy][sx] = true; bool ans = false; while (!q.empty()) { state p = q.front(); q.pop(); if (p.y == gy && p.x == gx) { ans = true; break; } for (int d = 0; d < 4; d ++) { int xx = p.x + dx[d], yy = p.y + dy[d]; if (xx < 0 || xx >= w || yy < 0 || yy >= h) continue; else if (!used[yy][xx] && s[yy][xx] != '#') { used[yy][xx] = true; q.push({yy, xx, p.step + 1}); } } } cout << (ans ? "Yes" : "No") << endl; return; } int main() { ios_base::sync_with_stdio(false); cin.tie(0); //int T; //freopen("a.in", "r", stdin); //cin >> T; //while (T --) solve(); solve(); return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - 深さ優先探索 |
User | KokiYmgch |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1989 Byte |
Status | AC |
Exec Time | 9 ms |
Memory | 640 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 100 / 100 | ||||
Status |
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Set Name | Test Cases |
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Sample | 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt |
All | 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 | AC | 1 ms | 256 KB |
00_min_02.txt | AC | 1 ms | 256 KB |
00_min_03.txt | AC | 1 ms | 256 KB |
00_min_04.txt | AC | 1 ms | 256 KB |
00_min_05.txt | AC | 1 ms | 256 KB |
00_min_06.txt | AC | 1 ms | 256 KB |
00_min_07.txt | AC | 1 ms | 256 KB |
00_min_08.txt | AC | 1 ms | 256 KB |
00_sample_01.txt | AC | 1 ms | 256 KB |
00_sample_02.txt | AC | 1 ms | 256 KB |
00_sample_03.txt | AC | 1 ms | 256 KB |
00_sample_04.txt | AC | 1 ms | 256 KB |
00_sample_05.txt | AC | 1 ms | 256 KB |
01_rnd_00.txt | AC | 2 ms | 640 KB |
01_rnd_01.txt | AC | 3 ms | 640 KB |
01_rnd_02.txt | AC | 5 ms | 640 KB |
01_rnd_03.txt | AC | 6 ms | 640 KB |
01_rnd_04.txt | AC | 5 ms | 640 KB |
01_rnd_05.txt | AC | 2 ms | 640 KB |
01_rnd_06.txt | AC | 8 ms | 640 KB |
01_rnd_07.txt | AC | 7 ms | 640 KB |
01_rnd_08.txt | AC | 2 ms | 640 KB |
01_rnd_09.txt | AC | 2 ms | 640 KB |
01_rnd_10.txt | AC | 7 ms | 640 KB |
01_rnd_11.txt | AC | 2 ms | 640 KB |
01_rnd_12.txt | AC | 8 ms | 640 KB |
01_rnd_13.txt | AC | 2 ms | 640 KB |
01_rnd_14.txt | AC | 2 ms | 640 KB |
01_rnd_15.txt | AC | 6 ms | 640 KB |
01_rnd_16.txt | AC | 2 ms | 640 KB |
01_rnd_17.txt | AC | 9 ms | 640 KB |
01_rnd_18.txt | AC | 2 ms | 640 KB |
01_rnd_19.txt | AC | 4 ms | 640 KB |
02_rndhard_00.txt | AC | 2 ms | 640 KB |
02_rndhard_01.txt | AC | 2 ms | 640 KB |
02_rndhard_02.txt | AC | 3 ms | 640 KB |
02_rndhard_03.txt | AC | 3 ms | 640 KB |
02_rndhard_04.txt | AC | 2 ms | 640 KB |
02_rndhard_05.txt | AC | 2 ms | 640 KB |
02_rndhard_06.txt | AC | 2 ms | 640 KB |
02_rndhard_07.txt | AC | 2 ms | 640 KB |
02_rndhard_08.txt | AC | 2 ms | 640 KB |
02_rndhard_09.txt | AC | 2 ms | 640 KB |
02_rndhard_10.txt | AC | 2 ms | 640 KB |
02_rndhard_11.txt | AC | 2 ms | 640 KB |
02_rndhard_12.txt | AC | 2 ms | 640 KB |
02_rndhard_13.txt | AC | 2 ms | 640 KB |
02_rndhard_14.txt | AC | 2 ms | 640 KB |
02_rndhard_15.txt | AC | 2 ms | 640 KB |
02_rndhard_16.txt | AC | 2 ms | 640 KB |
02_rndhard_17.txt | AC | 2 ms | 640 KB |
02_rndhard_18.txt | AC | 2 ms | 640 KB |
02_rndhard_19.txt | AC | 2 ms | 640 KB |
02_rndhard_20.txt | AC | 2 ms | 640 KB |
02_rndhard_21.txt | AC | 2 ms | 640 KB |
02_rndhard_22.txt | AC | 2 ms | 640 KB |
02_rndhard_23.txt | AC | 2 ms | 640 KB |
02_rndhard_24.txt | AC | 2 ms | 640 KB |
02_rndhard_25.txt | AC | 2 ms | 640 KB |
02_rndhard_26.txt | AC | 2 ms | 640 KB |
02_rndhard_27.txt | AC | 2 ms | 640 KB |
02_rndhard_28.txt | AC | 2 ms | 640 KB |
02_rndhard_29.txt | AC | 2 ms | 640 KB |
02_rndhard_30.txt | AC | 2 ms | 640 KB |
02_rndhard_31.txt | AC | 2 ms | 640 KB |
02_rndhard_32.txt | AC | 2 ms | 640 KB |
02_rndhard_33.txt | AC | 2 ms | 640 KB |
02_rndhard_34.txt | AC | 2 ms | 640 KB |
02_rndhard_35.txt | AC | 2 ms | 640 KB |
02_rndhard_36.txt | AC | 2 ms | 640 KB |
02_rndhard_37.txt | AC | 2 ms | 640 KB |
02_rndhard_38.txt | AC | 2 ms | 640 KB |
02_rndhard_39.txt | AC | 2 ms | 640 KB |
03_rndhardsmall_00.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_01.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_02.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_03.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_04.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_05.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_06.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_07.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_08.txt | AC | 1 ms | 256 KB |
03_rndhardsmall_09.txt | AC | 1 ms | 256 KB |