Submission #7128546


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#include<iostream>
#include<vector>
#include<string>
#include<cstring>

#define rep(i, n) for(int i; i<(n); i++);
typedef long long ll;
using namespace std;

const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};

int H, W;
vector<string> field;
bool seen[510][510];

void dfs(int h, int w){
    seen[h][w] = true;

    for(int dir=0; dir<4; dir++){
        int nh = h + dx[dir];
        int nw = w + dy[dir];

        if(nh<0 || nh>=H || nw<0 || nw>=W) continue;
        if(field[nh][nw] == '#') continue;

        if(seen[nh][nw]) continue;

        dfs(nh, nw);
    }
}

int main(){
    cin >> H >> W;
    field.resize(H);
    for(int h = 0; h<H; h++) cin >> field[h];

    int sh, sw, gh, gw;

    for(int h=0; h<H; h++){
        for(int w=0; w<W; w++){
            if(field[h][w] == 's') sh=h, sw=w;
            if(field[h][w] == 'g') gh=h, gw=w;
        }
    }

    memset(seen, 0, sizeof(seen));
    dfs(sh, sw);

    if(seen[gh][gw]) cout << "Yes" << endl;
    else cout << "No" << endl;

    return 0;
}

Submission Info

Submission Time
Task A - 深さ優先探索
User SoltyDragon
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1077 Byte
Status
Exec Time 25 ms
Memory 23040 KB

Judge Result

Set Name Score / Max Score Test Cases
Sample 0 / 0 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt
All 100 / 100 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 1 ms 512 KB
00_min_02.txt 1 ms 512 KB
00_min_03.txt 1 ms 512 KB
00_min_04.txt 1 ms 512 KB
00_min_05.txt 1 ms 512 KB
00_min_06.txt 1 ms 512 KB
00_min_07.txt 1 ms 512 KB
00_min_08.txt 1 ms 512 KB
00_sample_01.txt 1 ms 512 KB
00_sample_02.txt 1 ms 512 KB
00_sample_03.txt 1 ms 512 KB
00_sample_04.txt 1 ms 512 KB
00_sample_05.txt 1 ms 512 KB
01_rnd_00.txt 10 ms 768 KB
01_rnd_01.txt 24 ms 19072 KB
01_rnd_02.txt 19 ms 7936 KB
01_rnd_03.txt 25 ms 23040 KB
01_rnd_04.txt 23 ms 17920 KB
01_rnd_05.txt 10 ms 768 KB
01_rnd_06.txt 18 ms 5632 KB
01_rnd_07.txt 19 ms 8576 KB
01_rnd_08.txt 10 ms 768 KB
01_rnd_09.txt 10 ms 768 KB
01_rnd_10.txt 14 ms 1664 KB
01_rnd_11.txt 10 ms 768 KB
01_rnd_12.txt 22 ms 14208 KB
01_rnd_13.txt 22 ms 13440 KB
01_rnd_14.txt 10 ms 768 KB
01_rnd_15.txt 17 ms 3840 KB
01_rnd_16.txt 10 ms 768 KB
01_rnd_17.txt 16 ms 2944 KB
01_rnd_18.txt 10 ms 768 KB
01_rnd_19.txt 25 ms 22400 KB
02_rndhard_00.txt 10 ms 768 KB
02_rndhard_01.txt 10 ms 768 KB
02_rndhard_02.txt 11 ms 896 KB
02_rndhard_03.txt 11 ms 896 KB
02_rndhard_04.txt 10 ms 768 KB
02_rndhard_05.txt 10 ms 768 KB
02_rndhard_06.txt 10 ms 768 KB
02_rndhard_07.txt 10 ms 768 KB
02_rndhard_08.txt 10 ms 768 KB
02_rndhard_09.txt 10 ms 768 KB
02_rndhard_10.txt 10 ms 768 KB
02_rndhard_11.txt 10 ms 768 KB
02_rndhard_12.txt 10 ms 768 KB
02_rndhard_13.txt 10 ms 768 KB
02_rndhard_14.txt 10 ms 896 KB
02_rndhard_15.txt 10 ms 896 KB
02_rndhard_16.txt 10 ms 768 KB
02_rndhard_17.txt 10 ms 768 KB
02_rndhard_18.txt 10 ms 768 KB
02_rndhard_19.txt 10 ms 768 KB
02_rndhard_20.txt 10 ms 768 KB
02_rndhard_21.txt 10 ms 768 KB
02_rndhard_22.txt 10 ms 768 KB
02_rndhard_23.txt 10 ms 768 KB
02_rndhard_24.txt 10 ms 768 KB
02_rndhard_25.txt 10 ms 768 KB
02_rndhard_26.txt 10 ms 768 KB
02_rndhard_27.txt 10 ms 768 KB
02_rndhard_28.txt 10 ms 768 KB
02_rndhard_29.txt 10 ms 768 KB
02_rndhard_30.txt 10 ms 768 KB
02_rndhard_31.txt 10 ms 768 KB
02_rndhard_32.txt 10 ms 768 KB
02_rndhard_33.txt 10 ms 768 KB
02_rndhard_34.txt 10 ms 768 KB
02_rndhard_35.txt 10 ms 768 KB
02_rndhard_36.txt 10 ms 768 KB
02_rndhard_37.txt 10 ms 768 KB
02_rndhard_38.txt 10 ms 768 KB
02_rndhard_39.txt 10 ms 768 KB
03_rndhardsmall_00.txt 1 ms 512 KB
03_rndhardsmall_01.txt 1 ms 512 KB
03_rndhardsmall_02.txt 1 ms 512 KB
03_rndhardsmall_03.txt 1 ms 512 KB
03_rndhardsmall_04.txt 1 ms 512 KB
03_rndhardsmall_05.txt 1 ms 512 KB
03_rndhardsmall_06.txt 1 ms 512 KB
03_rndhardsmall_07.txt 1 ms 512 KB
03_rndhardsmall_08.txt 1 ms 512 KB
03_rndhardsmall_09.txt 1 ms 512 KB