Submission #3568455
Source Code Expand
#include <cstdio> #include <iostream> #include <algorithm> using namespace std; #define maxn 505 char c[maxn][maxn]; bool vis[maxn][maxn]; int n,m,x,y,ans; inline int read(){ int w=0,x=0;char ch=0; while(!isdigit(ch)) w|=ch=='-',ch=getchar(); while(isdigit(ch)) x=(x<<3)+(x<<1)+(ch^48),ch=getchar(); return w?-x:x; } void dfs(int x,int y){ vis[x][y]=1; if(c[x][y]=='g') ans=1; if(c[x+1][y]!='^'&&c[x+1][y]!='s'&&c[x+1][y]!='#'&&vis[x+1][y]==0) dfs(x+1,y); if(c[x-1][y]!='^'&&c[x-1][y]!='s'&&c[x-1][y]!='#'&&vis[x-1][y]==0) dfs(x-1,y); if(c[x][y+1]!='^'&&c[x][y+1]!='s'&&c[x][y+1]!='#'&&vis[x][y+1]==0) dfs(x,y+1); if(c[x][y-1]!='^'&&c[x][y-1]!='s'&&c[x][y-1]!='#'&&vis[x][y-1]==0) dfs(x,y-1); } int main(){ n=read(),m=read(); for(int i=0;i<=maxn;i++){ for(int j=0;j<=maxn;j++){ c[i][j]='^'; } } for(int i=1;i<=n;i++){ for(int j=1;j<=m;j++){ cin>>c[i][j]; if(c[i][j]=='s') x=i,y=j; } } dfs(x,y); if(ans) cout<<"Yes"; else cout<<"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 | 1030 Byte |
Status | AC |
Exec Time | 29 ms |
Memory | 14848 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:31:15: warning: iteration 505u invokes undefined behavior [-Waggressive-loop-optimizations] c[i][j]='^'; ^ ./Main.cpp:30:16: note: containing loop for(int j=0;j<=maxn;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 | 2 ms | 512 KB |
00_min_02.txt | AC | 2 ms | 512 KB |
00_min_03.txt | AC | 2 ms | 512 KB |
00_min_04.txt | AC | 2 ms | 512 KB |
00_min_05.txt | AC | 2 ms | 512 KB |
00_min_06.txt | AC | 3 ms | 512 KB |
00_min_07.txt | AC | 2 ms | 512 KB |
00_min_08.txt | AC | 2 ms | 512 KB |
00_sample_01.txt | AC | 2 ms | 512 KB |
00_sample_02.txt | AC | 2 ms | 512 KB |
00_sample_03.txt | AC | 2 ms | 512 KB |
00_sample_04.txt | AC | 2 ms | 512 KB |
00_sample_05.txt | AC | 2 ms | 512 KB |
01_rnd_00.txt | AC | 15 ms | 512 KB |
01_rnd_01.txt | AC | 27 ms | 13184 KB |
01_rnd_02.txt | AC | 22 ms | 5504 KB |
01_rnd_03.txt | AC | 28 ms | 14848 KB |
01_rnd_04.txt | AC | 27 ms | 12416 KB |
01_rnd_05.txt | AC | 15 ms | 512 KB |
01_rnd_06.txt | AC | 21 ms | 3840 KB |
01_rnd_07.txt | AC | 23 ms | 5760 KB |
01_rnd_08.txt | AC | 18 ms | 512 KB |
01_rnd_09.txt | AC | 15 ms | 512 KB |
01_rnd_10.txt | AC | 18 ms | 1408 KB |
01_rnd_11.txt | AC | 16 ms | 512 KB |
01_rnd_12.txt | AC | 25 ms | 9600 KB |
01_rnd_13.txt | AC | 26 ms | 9216 KB |
01_rnd_14.txt | AC | 15 ms | 512 KB |
01_rnd_15.txt | AC | 20 ms | 2816 KB |
01_rnd_16.txt | AC | 15 ms | 512 KB |
01_rnd_17.txt | AC | 20 ms | 2048 KB |
01_rnd_18.txt | AC | 15 ms | 512 KB |
01_rnd_19.txt | AC | 29 ms | 14848 KB |
02_rndhard_00.txt | AC | 15 ms | 512 KB |
02_rndhard_01.txt | AC | 15 ms | 512 KB |
02_rndhard_02.txt | AC | 16 ms | 768 KB |
02_rndhard_03.txt | AC | 16 ms | 768 KB |
02_rndhard_04.txt | AC | 15 ms | 512 KB |
02_rndhard_05.txt | AC | 15 ms | 512 KB |
02_rndhard_06.txt | AC | 16 ms | 512 KB |
02_rndhard_07.txt | AC | 15 ms | 512 KB |
02_rndhard_08.txt | AC | 16 ms | 640 KB |
02_rndhard_09.txt | AC | 15 ms | 640 KB |
02_rndhard_10.txt | AC | 16 ms | 640 KB |
02_rndhard_11.txt | AC | 15 ms | 640 KB |
02_rndhard_12.txt | AC | 15 ms | 640 KB |
02_rndhard_13.txt | AC | 15 ms | 640 KB |
02_rndhard_14.txt | AC | 17 ms | 640 KB |
02_rndhard_15.txt | AC | 16 ms | 640 KB |
02_rndhard_16.txt | AC | 15 ms | 512 KB |
02_rndhard_17.txt | AC | 15 ms | 512 KB |
02_rndhard_18.txt | AC | 15 ms | 512 KB |
02_rndhard_19.txt | AC | 16 ms | 512 KB |
02_rndhard_20.txt | AC | 15 ms | 512 KB |
02_rndhard_21.txt | AC | 15 ms | 512 KB |
02_rndhard_22.txt | AC | 16 ms | 640 KB |
02_rndhard_23.txt | AC | 16 ms | 640 KB |
02_rndhard_24.txt | AC | 15 ms | 512 KB |
02_rndhard_25.txt | AC | 15 ms | 512 KB |
02_rndhard_26.txt | AC | 15 ms | 512 KB |
02_rndhard_27.txt | AC | 15 ms | 512 KB |
02_rndhard_28.txt | AC | 15 ms | 512 KB |
02_rndhard_29.txt | AC | 15 ms | 512 KB |
02_rndhard_30.txt | AC | 15 ms | 512 KB |
02_rndhard_31.txt | AC | 15 ms | 512 KB |
02_rndhard_32.txt | AC | 16 ms | 640 KB |
02_rndhard_33.txt | AC | 15 ms | 640 KB |
02_rndhard_34.txt | AC | 15 ms | 512 KB |
02_rndhard_35.txt | AC | 15 ms | 512 KB |
02_rndhard_36.txt | AC | 15 ms | 512 KB |
02_rndhard_37.txt | AC | 15 ms | 512 KB |
02_rndhard_38.txt | AC | 16 ms | 512 KB |
02_rndhard_39.txt | AC | 15 ms | 512 KB |
03_rndhardsmall_00.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_01.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_02.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_03.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_04.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_05.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_06.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_07.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_08.txt | AC | 2 ms | 512 KB |
03_rndhardsmall_09.txt | AC | 2 ms | 512 KB |