Submission #420555
Source Code Expand
#include <iostream> #include <cstdio> #include <string> int h, w; const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1}; bool used[501][501]; int start[2], goal[2]; bool dfs(int x, int y){ if(x < 0 || x >= w || y < 0 || y >= h) return false; if(used[x][y]) return false; if(x == goal[0] && y == goal[1]) return true; used[x][y] = true; bool res = false; for(int i = 0; i < 4; ++i){ res |= dfs(x + dx[i], y + dy[i]); } if(!res) used[x][y] = false; return res; } int main(){ std::string str; std::cin >> h >> w; for(int i = 0; i < h; ++i){ std::cin >> str; for(int j = 0; j < w; ++j){ const auto& c = str[j]; if(c == '#') used[j][i] = true; if(c == 's') start[0] = j, start[1] = i; if(c == 'g') goal[0] = j, goal[1] = i; } } std::cout << (dfs(start[0], start[1]) ? "Yes" : "No") << std::endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - 深さ優先探索 |
User | tsuzu |
Language | C++11 (GCC 4.9.2) |
Score | 0 |
Code Size | 892 Byte |
Status | TLE |
Exec Time | 2039 ms |
Memory | 13220 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 100 | ||||||
Status |
|
|
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 | 25 ms | 732 KB |
00_min_02.txt | AC | 23 ms | 804 KB |
00_min_03.txt | AC | 24 ms | 796 KB |
00_min_04.txt | AC | 24 ms | 924 KB |
00_min_05.txt | AC | 22 ms | 920 KB |
00_min_06.txt | AC | 24 ms | 792 KB |
00_min_07.txt | AC | 24 ms | 928 KB |
00_min_08.txt | AC | 22 ms | 924 KB |
00_sample_01.txt | AC | 24 ms | 928 KB |
00_sample_02.txt | AC | 26 ms | 752 KB |
00_sample_03.txt | AC | 26 ms | 932 KB |
00_sample_04.txt | AC | 25 ms | 796 KB |
00_sample_05.txt | AC | 24 ms | 780 KB |
01_rnd_00.txt | AC | 41 ms | 928 KB |
01_rnd_01.txt | TLE | 2033 ms | 2720 KB |
01_rnd_02.txt | TLE | 2034 ms | 1188 KB |
01_rnd_03.txt | TLE | 2035 ms | 13220 KB |
01_rnd_04.txt | TLE | 2032 ms | 1828 KB |
01_rnd_05.txt | AC | 40 ms | 1060 KB |
01_rnd_06.txt | TLE | 2033 ms | 1188 KB |
01_rnd_07.txt | TLE | 2033 ms | 1120 KB |
01_rnd_08.txt | AC | 39 ms | 1052 KB |
01_rnd_09.txt | AC | 41 ms | 1056 KB |
01_rnd_10.txt | TLE | 2034 ms | 1112 KB |
01_rnd_11.txt | AC | 41 ms | 940 KB |
01_rnd_12.txt | TLE | 2035 ms | 1312 KB |
01_rnd_13.txt | TLE | 2033 ms | 1572 KB |
01_rnd_14.txt | AC | 40 ms | 1052 KB |
01_rnd_15.txt | TLE | 2033 ms | 1176 KB |
01_rnd_16.txt | AC | 40 ms | 1048 KB |
01_rnd_17.txt | TLE | 2033 ms | 1188 KB |
01_rnd_18.txt | AC | 41 ms | 1052 KB |
01_rnd_19.txt | TLE | 2034 ms | 4636 KB |
02_rndhard_00.txt | TLE | 2033 ms | 1064 KB |
02_rndhard_01.txt | TLE | 2033 ms | 1192 KB |
02_rndhard_02.txt | TLE | 2034 ms | 1172 KB |
02_rndhard_03.txt | TLE | 2033 ms | 1192 KB |
02_rndhard_04.txt | AC | 111 ms | 936 KB |
02_rndhard_05.txt | AC | 109 ms | 1052 KB |
02_rndhard_06.txt | TLE | 2035 ms | 1056 KB |
02_rndhard_07.txt | AC | 46 ms | 1044 KB |
02_rndhard_08.txt | TLE | 2033 ms | 1060 KB |
02_rndhard_09.txt | TLE | 2033 ms | 1060 KB |
02_rndhard_10.txt | TLE | 2032 ms | 1184 KB |
02_rndhard_11.txt | TLE | 2032 ms | 1180 KB |
02_rndhard_12.txt | TLE | 2033 ms | 1064 KB |
02_rndhard_13.txt | TLE | 2039 ms | 1120 KB |
02_rndhard_14.txt | TLE | 2033 ms | 1116 KB |
02_rndhard_15.txt | TLE | 2033 ms | 1188 KB |
02_rndhard_16.txt | TLE | 2033 ms | 1064 KB |
02_rndhard_17.txt | TLE | 2032 ms | 1056 KB |
02_rndhard_18.txt | TLE | 2033 ms | 1120 KB |
02_rndhard_19.txt | TLE | 2032 ms | 1060 KB |
02_rndhard_20.txt | TLE | 2032 ms | 1116 KB |
02_rndhard_21.txt | TLE | 2033 ms | 1120 KB |
02_rndhard_22.txt | TLE | 2033 ms | 1116 KB |
02_rndhard_23.txt | TLE | 2034 ms | 1184 KB |
02_rndhard_24.txt | TLE | 2032 ms | 1184 KB |
02_rndhard_25.txt | TLE | 2033 ms | 1060 KB |
02_rndhard_26.txt | TLE | 2032 ms | 1120 KB |
02_rndhard_27.txt | AC | 450 ms | 1048 KB |
02_rndhard_28.txt | TLE | 2034 ms | 1188 KB |
02_rndhard_29.txt | TLE | 2032 ms | 1140 KB |
02_rndhard_30.txt | AC | 41 ms | 992 KB |
02_rndhard_31.txt | AC | 40 ms | 976 KB |
02_rndhard_32.txt | TLE | 2036 ms | 1180 KB |
02_rndhard_33.txt | TLE | 2032 ms | 1052 KB |
02_rndhard_34.txt | TLE | 2035 ms | 1048 KB |
02_rndhard_35.txt | TLE | 2035 ms | 1188 KB |
02_rndhard_36.txt | TLE | 2033 ms | 1116 KB |
02_rndhard_37.txt | TLE | 2034 ms | 1052 KB |
02_rndhard_38.txt | TLE | 2032 ms | 1064 KB |
02_rndhard_39.txt | TLE | 2033 ms | 1064 KB |
03_rndhardsmall_00.txt | AC | 26 ms | 800 KB |
03_rndhardsmall_01.txt | AC | 24 ms | 920 KB |
03_rndhardsmall_02.txt | AC | 26 ms | 768 KB |
03_rndhardsmall_03.txt | AC | 25 ms | 928 KB |
03_rndhardsmall_04.txt | AC | 24 ms | 928 KB |
03_rndhardsmall_05.txt | AC | 23 ms | 796 KB |
03_rndhardsmall_06.txt | AC | 26 ms | 800 KB |
03_rndhardsmall_07.txt | AC | 25 ms | 916 KB |
03_rndhardsmall_08.txt | AC | 24 ms | 920 KB |
03_rndhardsmall_09.txt | AC | 25 ms | 928 KB |