Submission #6975254
Source Code Expand
// https://atcoder.jp/contests/atc001/tasks/dfs_a #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; #define EPS (1e-9) #define INF (1e9) #define INFL (1e18) #define MOD (1000000007) #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define ALL(obj) (obj).begin(), (obj).end() #define ALLR(obj) (obj).rbegin(), (obj).rend() #define BIT(n) (1LL << (n)) // ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } // ll lcm(ll c, ll d) { return c / gcd(c, d) * d; } #define SIZE 510 char disp[SIZE][SIZE]; PII mv[4] = {{1, 0}, {-1, 0}, {0, 1}, {0, -1}}; template <typename A, size_t N, typename T> void Fill(A (&array)[N], const T &val) { std::fill((T *)array, (T *)(array + N), val); } bool dfs(PII pos) { disp[pos.first][pos.second] = '@'; bool ret = false; REP(i, 4) { char t = disp[pos.first + mv[i].first][pos.second + mv[i].second]; if (t == '.') { ret = dfs({pos.first + mv[i].first, pos.second + mv[i].second}); if (ret) { return true; } } else if (t == 'g') { return true; } } return false; } int main() { ios::sync_with_stdio(false); cin.tie(0); int h, w; cin >> h >> w; Fill(disp, '#'); PII start, goal; REP(i, h) { REP(j, w) { char t; cin >> t; disp[i + 1][j + 1] = t; if (t == 's') { start = {i + 1, j + 1}; } else if (t == 'g') { goal = {i + 1, j + 1}; } } } bool ret = dfs(start); if (ret) { cout << "Yes\n"; } else { cout << "No\n"; } // REP(i, h) { // REP(j, w) { cout << disp[i + 1][j + 1]; } // cout << endl; // } return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - 深さ優先探索 |
User | yukke714 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 1972 Byte |
Status | AC |
Exec Time | 8 ms |
Memory | 5248 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 | 512 KB |
00_min_02.txt | AC | 1 ms | 512 KB |
00_min_03.txt | AC | 1 ms | 512 KB |
00_min_04.txt | AC | 1 ms | 512 KB |
00_min_05.txt | AC | 1 ms | 512 KB |
00_min_06.txt | AC | 1 ms | 512 KB |
00_min_07.txt | AC | 1 ms | 512 KB |
00_min_08.txt | AC | 1 ms | 512 KB |
00_sample_01.txt | AC | 1 ms | 512 KB |
00_sample_02.txt | AC | 1 ms | 512 KB |
00_sample_03.txt | AC | 1 ms | 512 KB |
00_sample_04.txt | AC | 1 ms | 512 KB |
00_sample_05.txt | AC | 1 ms | 512 KB |
01_rnd_00.txt | AC | 4 ms | 512 KB |
01_rnd_01.txt | AC | 5 ms | 1664 KB |
01_rnd_02.txt | AC | 5 ms | 1280 KB |
01_rnd_03.txt | AC | 5 ms | 2432 KB |
01_rnd_04.txt | AC | 5 ms | 2432 KB |
01_rnd_05.txt | AC | 4 ms | 512 KB |
01_rnd_06.txt | AC | 5 ms | 1024 KB |
01_rnd_07.txt | AC | 8 ms | 2432 KB |
01_rnd_08.txt | AC | 4 ms | 512 KB |
01_rnd_09.txt | AC | 4 ms | 512 KB |
01_rnd_10.txt | AC | 6 ms | 768 KB |
01_rnd_11.txt | AC | 4 ms | 512 KB |
01_rnd_12.txt | AC | 4 ms | 896 KB |
01_rnd_13.txt | AC | 5 ms | 1408 KB |
01_rnd_14.txt | AC | 4 ms | 512 KB |
01_rnd_15.txt | AC | 6 ms | 1280 KB |
01_rnd_16.txt | AC | 4 ms | 512 KB |
01_rnd_17.txt | AC | 7 ms | 1024 KB |
01_rnd_18.txt | AC | 4 ms | 512 KB |
01_rnd_19.txt | AC | 8 ms | 5248 KB |
02_rndhard_00.txt | AC | 4 ms | 512 KB |
02_rndhard_01.txt | AC | 4 ms | 512 KB |
02_rndhard_02.txt | AC | 4 ms | 512 KB |
02_rndhard_03.txt | AC | 4 ms | 512 KB |
02_rndhard_04.txt | AC | 4 ms | 512 KB |
02_rndhard_05.txt | AC | 4 ms | 512 KB |
02_rndhard_06.txt | AC | 4 ms | 512 KB |
02_rndhard_07.txt | AC | 4 ms | 512 KB |
02_rndhard_08.txt | AC | 4 ms | 512 KB |
02_rndhard_09.txt | AC | 4 ms | 512 KB |
02_rndhard_10.txt | AC | 4 ms | 512 KB |
02_rndhard_11.txt | AC | 4 ms | 512 KB |
02_rndhard_12.txt | AC | 4 ms | 512 KB |
02_rndhard_13.txt | AC | 4 ms | 512 KB |
02_rndhard_14.txt | AC | 4 ms | 512 KB |
02_rndhard_15.txt | AC | 4 ms | 512 KB |
02_rndhard_16.txt | AC | 4 ms | 512 KB |
02_rndhard_17.txt | AC | 4 ms | 512 KB |
02_rndhard_18.txt | AC | 4 ms | 512 KB |
02_rndhard_19.txt | AC | 4 ms | 512 KB |
02_rndhard_20.txt | AC | 4 ms | 512 KB |
02_rndhard_21.txt | AC | 4 ms | 512 KB |
02_rndhard_22.txt | AC | 4 ms | 512 KB |
02_rndhard_23.txt | AC | 4 ms | 512 KB |
02_rndhard_24.txt | AC | 4 ms | 512 KB |
02_rndhard_25.txt | AC | 4 ms | 512 KB |
02_rndhard_26.txt | AC | 4 ms | 512 KB |
02_rndhard_27.txt | AC | 4 ms | 512 KB |
02_rndhard_28.txt | AC | 4 ms | 512 KB |
02_rndhard_29.txt | AC | 4 ms | 512 KB |
02_rndhard_30.txt | AC | 4 ms | 512 KB |
02_rndhard_31.txt | AC | 4 ms | 512 KB |
02_rndhard_32.txt | AC | 4 ms | 512 KB |
02_rndhard_33.txt | AC | 4 ms | 512 KB |
02_rndhard_34.txt | AC | 4 ms | 512 KB |
02_rndhard_35.txt | AC | 4 ms | 512 KB |
02_rndhard_36.txt | AC | 4 ms | 512 KB |
02_rndhard_37.txt | AC | 4 ms | 512 KB |
02_rndhard_38.txt | AC | 4 ms | 512 KB |
02_rndhard_39.txt | AC | 4 ms | 512 KB |
03_rndhardsmall_00.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_01.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_02.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_03.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_04.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_05.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_06.txt | AC | 3 ms | 512 KB |
03_rndhardsmall_07.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_08.txt | AC | 1 ms | 512 KB |
03_rndhardsmall_09.txt | AC | 1 ms | 512 KB |