Submission #4252769


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

const int direx[]={1,0,-1,0};
const int direy[]={0,1,0,-1};

struct Point
{
	int x,y;
	const bool operator == (Point ob)
	{return x==ob.x && y==ob.y;}
}start,end;

int n,m;
bool mapn[501][501];
queue<Point> BFS;

bool in_scp(int bef,int ob,int aft)
{return bef<=ob && ob<=aft;}

bool in_area(Point ob)
{return in_scp(1,ob.x,m) && in_scp(1,ob.y,n);}

int main()
{
	scanf("%d %d",&n,&m);
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
		{
			char test;
			cin>>test;
			if(test=='s') start={j,i};
			if(test=='g') end  ={j,i};
			mapn[i][j]=(test=='#');
		}
	BFS.push(start);
	while(!BFS.empty())
	{
		Point now=BFS.front();
		BFS.pop();
		if(now==end) cout<<"Yes",exit(0);
		if(!in_area(now) || mapn[now.y][now.x]) continue;
		mapn[now.y][now.x]=1;
		for(int i=0;i<4;i++) BFS.push(Point{now.x+direx[i],now.y+direy[i]});
	}
	cout<<"No";
	return 0;
}

Submission Info

Submission Time
Task A - 深さ優先探索
User luogu_bot2
Language C++ (GCC 5.4.1)
Score 100
Code Size 940 Byte
Status AC
Exec Time 21 ms
Memory 512 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:32:28: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
    if(test=='s') start={j,i};
                            ^
./Main.cpp:32:23: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
    if(test=='s') start={j,i};
                       ^
./Main.cpp:33:28: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
    if(test=='g') end  ={j,i};
                            ^
./Main.cpp:33:23: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
    if(test=='g') end  ={j,i};
                       ^
./Main.cpp:44:38: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
   for(int i=0;i<4;i++) BFS.push(Point{now.x+direx[i],now.y+direy[i]});
                                      ^
./Main.cpp:26:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wu...

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 5
AC × 83
Set Name Test Cases
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 14 ms 512 KB
01_rnd_01.txt AC 15 ms 512 KB
01_rnd_02.txt AC 17 ms 512 KB
01_rnd_03.txt AC 20 ms 512 KB
01_rnd_04.txt AC 18 ms 512 KB
01_rnd_05.txt AC 14 ms 512 KB
01_rnd_06.txt AC 19 ms 512 KB
01_rnd_07.txt AC 19 ms 512 KB
01_rnd_08.txt AC 15 ms 512 KB
01_rnd_09.txt AC 14 ms 512 KB
01_rnd_10.txt AC 19 ms 512 KB
01_rnd_11.txt AC 15 ms 512 KB
01_rnd_12.txt AC 21 ms 512 KB
01_rnd_13.txt AC 15 ms 512 KB
01_rnd_14.txt AC 15 ms 512 KB
01_rnd_15.txt AC 18 ms 512 KB
01_rnd_16.txt AC 15 ms 512 KB
01_rnd_17.txt AC 21 ms 512 KB
01_rnd_18.txt AC 15 ms 512 KB
01_rnd_19.txt AC 18 ms 512 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 512 KB
02_rndhard_03.txt AC 16 ms 512 KB
02_rndhard_04.txt AC 15 ms 512 KB
02_rndhard_05.txt AC 14 ms 512 KB
02_rndhard_06.txt AC 15 ms 512 KB
02_rndhard_07.txt AC 15 ms 512 KB
02_rndhard_08.txt AC 15 ms 512 KB
02_rndhard_09.txt AC 17 ms 512 KB
02_rndhard_10.txt AC 15 ms 512 KB
02_rndhard_11.txt AC 15 ms 512 KB
02_rndhard_12.txt AC 15 ms 512 KB
02_rndhard_13.txt AC 15 ms 512 KB
02_rndhard_14.txt AC 15 ms 512 KB
02_rndhard_15.txt AC 15 ms 512 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 15 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 15 ms 512 KB
02_rndhard_23.txt AC 15 ms 512 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 14 ms 512 KB
02_rndhard_31.txt AC 14 ms 512 KB
02_rndhard_32.txt AC 15 ms 512 KB
02_rndhard_33.txt AC 15 ms 512 KB
02_rndhard_34.txt AC 15 ms 512 KB
02_rndhard_35.txt AC 14 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 15 ms 512 KB
02_rndhard_39.txt AC 15 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