Submission #3815848
Source Code Expand
#include<cstdio> #include<queue> using namespace std; struct node { int x,y; node(int x1,int y1) { x=x1;y=y1; } }; queue<node> que; int n,m,stx,sty,endx,endy; char s[510][510]; int dx[]={0,1,0,-1}; int dy[]={1,0,-1,0}; bool flag[510][510]; bool bfs() { que.push(node(stx,sty)); flag[stx][sty]=true; while(!que.empty()) { int fx=que.front().x; int fy=que.front().y; que.pop(); for(int i=0;i<4;i++) { int sx=fx+dx[i],sy=fy+dy[i]; if(sx<1||sy<1||sx>n||sy>m) continue; if(flag[sx][sy]) continue; if(s[sx][sy]=='#') continue; if(sx==endx&&sy==endy) return true; que.push(node(sx,sy)); flag[sx][sy]=true; } } return false; } int main() { scanf("%d%d",&n,&m); for(int i=1;i<=n;i++) { for(int j=1;j<=m;j++) { scanf(" %c",&s[i][j]); if(s[i][j]=='s') stx=i,sty=j; if(s[i][j]=='g') endx=i,endy=j; } } if(bfs()) printf("Yes"); else printf("No"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - 深さ優先探索 |
User | luogu_bot5 |
Language | C++ (GCC 5.4.1) |
Score | 100 |
Code Size | 966 Byte |
Status | AC |
Exec Time | 18 ms |
Memory | 768 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:42:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ ./Main.cpp:47:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf(" %c",&s[i][j]); ^
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 | 13 ms | 512 KB |
01_rnd_01.txt | AC | 13 ms | 640 KB |
01_rnd_02.txt | AC | 15 ms | 640 KB |
01_rnd_03.txt | AC | 15 ms | 768 KB |
01_rnd_04.txt | AC | 15 ms | 640 KB |
01_rnd_05.txt | AC | 12 ms | 512 KB |
01_rnd_06.txt | AC | 17 ms | 768 KB |
01_rnd_07.txt | AC | 16 ms | 768 KB |
01_rnd_08.txt | AC | 12 ms | 512 KB |
01_rnd_09.txt | AC | 12 ms | 512 KB |
01_rnd_10.txt | AC | 17 ms | 768 KB |
01_rnd_11.txt | AC | 12 ms | 512 KB |
01_rnd_12.txt | AC | 17 ms | 768 KB |
01_rnd_13.txt | AC | 12 ms | 512 KB |
01_rnd_14.txt | AC | 12 ms | 512 KB |
01_rnd_15.txt | AC | 16 ms | 768 KB |
01_rnd_16.txt | AC | 12 ms | 512 KB |
01_rnd_17.txt | AC | 18 ms | 768 KB |
01_rnd_18.txt | AC | 12 ms | 512 KB |
01_rnd_19.txt | AC | 14 ms | 640 KB |
02_rndhard_00.txt | AC | 12 ms | 512 KB |
02_rndhard_01.txt | AC | 12 ms | 512 KB |
02_rndhard_02.txt | AC | 13 ms | 640 KB |
02_rndhard_03.txt | AC | 13 ms | 640 KB |
02_rndhard_04.txt | AC | 12 ms | 512 KB |
02_rndhard_05.txt | AC | 12 ms | 512 KB |
02_rndhard_06.txt | AC | 12 ms | 512 KB |
02_rndhard_07.txt | AC | 12 ms | 512 KB |
02_rndhard_08.txt | AC | 13 ms | 640 KB |
02_rndhard_09.txt | AC | 13 ms | 640 KB |
02_rndhard_10.txt | AC | 13 ms | 640 KB |
02_rndhard_11.txt | AC | 13 ms | 640 KB |
02_rndhard_12.txt | AC | 13 ms | 512 KB |
02_rndhard_13.txt | AC | 12 ms | 512 KB |
02_rndhard_14.txt | AC | 13 ms | 640 KB |
02_rndhard_15.txt | AC | 13 ms | 640 KB |
02_rndhard_16.txt | AC | 12 ms | 512 KB |
02_rndhard_17.txt | AC | 12 ms | 512 KB |
02_rndhard_18.txt | AC | 12 ms | 512 KB |
02_rndhard_19.txt | AC | 12 ms | 512 KB |
02_rndhard_20.txt | AC | 12 ms | 512 KB |
02_rndhard_21.txt | AC | 12 ms | 512 KB |
02_rndhard_22.txt | AC | 13 ms | 640 KB |
02_rndhard_23.txt | AC | 12 ms | 512 KB |
02_rndhard_24.txt | AC | 12 ms | 512 KB |
02_rndhard_25.txt | AC | 12 ms | 512 KB |
02_rndhard_26.txt | AC | 12 ms | 512 KB |
02_rndhard_27.txt | AC | 12 ms | 512 KB |
02_rndhard_28.txt | AC | 12 ms | 512 KB |
02_rndhard_29.txt | AC | 12 ms | 512 KB |
02_rndhard_30.txt | AC | 13 ms | 512 KB |
02_rndhard_31.txt | AC | 12 ms | 512 KB |
02_rndhard_32.txt | AC | 13 ms | 512 KB |
02_rndhard_33.txt | AC | 13 ms | 512 KB |
02_rndhard_34.txt | AC | 12 ms | 512 KB |
02_rndhard_35.txt | AC | 12 ms | 512 KB |
02_rndhard_36.txt | AC | 12 ms | 512 KB |
02_rndhard_37.txt | AC | 12 ms | 512 KB |
02_rndhard_38.txt | AC | 12 ms | 512 KB |
02_rndhard_39.txt | AC | 12 ms | 512 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 |