AtCoder Typical Contest 001

Submission #11227863

Source codeソースコード

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(begin, i, end) for (int i = begin; i < (int)(end); i++)
#define all(v) v.begin(), v.end()
const int MOD = 1000000007;

int H, W;
int sx, sy, gx, gy;
vector<vector<bool>> seen(510, vector<bool>(510, false));
vector<vector<char>> road(510, vector<char>(510, '.'));

bool dfs(int x, int y, int count);

int main()
{
    // データの受け取り
    cin >> H >> W;
    rep(0, i, H)
    {
        rep(0, j, W)
        {
            char a;
            cin >> a;
            if (a == 's') // スタート地点
            {
                sx = i;
                sy = j;
            }
            else if (a == 'g') // ゴール地点
            {
                gx = i;
                gy = j;
            }
            else if (a == '#')
            {
                road.at(i).at(j) = '#';
            }
        }
    }

    /*
    // 入力が正しくできているか確認
    cout << sx << ' ' << sy << endl;
    cout << gx << ' ' << gy << endl;
    rep(0, i, H)
    {
        rep(0, j, W)
        {
            cout << road.at(i).at(j);
        }
        cout << endl;
    }
    */

    // dfsの結果から出力を決定
    if (dfs(sx, sy, 0))
    {
        cout << "Yes" << endl;
    }
    else
    {
        cout << "No" << endl;
    }
}

bool dfs(int x, int y, int count)
{
    // ゴールについたら
    if ((x == gx) && (y == gy))
    {
        return true;
    }
    // はみ出したり塀に当たったら
    else if ((x < 0) || (H - 1 < x) || (y < 0) || (W - 1 < y) || (road.at(x).at(y) == '#'))
    {
        return false;
    }
    // 探索済みなら
    if (seen.at(x).at(y))
    {
        return false;
    }
    // 探索済みの印をつける
    else
    {
        seen.at(x).at(y) = true;
    }
    // それらのどれでもないとき
    return (dfs(x + 1, y, count + 1) || dfs(x - 1, y, count + 1) || dfs(x, y + 1, count + 1) || dfs(x, y - 1, count + 1));
}

Submission

Task問題 A - 深さ優先探索
User nameユーザ名 shisyou
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 2081 Byte
File nameファイル名
Exec time実行時間 26 ms
Memory usageメモリ使用量 14464 KB

Test case

Set

Set name Score得点 / Max score Cases
Sample - 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

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_min_01.txt AC 1 ms 640 KB
00_min_02.txt AC 1 ms 640 KB
00_min_03.txt AC 1 ms 640 KB
00_min_04.txt AC 1 ms 640 KB
00_min_05.txt AC 1 ms 640 KB
00_min_06.txt AC 1 ms 640 KB
00_min_07.txt AC 1 ms 640 KB
00_min_08.txt AC 1 ms 640 KB
00_sample_01.txt AC 1 ms 640 KB
00_sample_02.txt AC 1 ms 640 KB
00_sample_03.txt AC 1 ms 640 KB
00_sample_04.txt AC 1 ms 640 KB
00_sample_05.txt AC 1 ms 640 KB
01_rnd_00.txt AC 15 ms 640 KB
01_rnd_01.txt AC 18 ms 3968 KB
01_rnd_02.txt AC 18 ms 2560 KB
01_rnd_03.txt AC 19 ms 6400 KB
01_rnd_04.txt AC 20 ms 5888 KB
01_rnd_05.txt AC 16 ms 640 KB
01_rnd_06.txt AC 17 ms 1792 KB
01_rnd_07.txt AC 25 ms 5632 KB
01_rnd_08.txt AC 15 ms 640 KB
01_rnd_09.txt AC 16 ms 640 KB
01_rnd_10.txt AC 22 ms 1280 KB
01_rnd_11.txt AC 15 ms 640 KB
01_rnd_12.txt AC 16 ms 1664 KB
01_rnd_13.txt AC 18 ms 3072 KB
01_rnd_14.txt AC 16 ms 640 KB
01_rnd_15.txt AC 21 ms 2560 KB
01_rnd_16.txt AC 15 ms 640 KB
01_rnd_17.txt AC 23 ms 1792 KB
01_rnd_18.txt AC 15 ms 640 KB
01_rnd_19.txt AC 26 ms 14464 KB
02_rndhard_00.txt AC 17 ms 640 KB
02_rndhard_01.txt AC 17 ms 640 KB
02_rndhard_02.txt AC 17 ms 640 KB
02_rndhard_03.txt AC 17 ms 640 KB
02_rndhard_04.txt AC 16 ms 640 KB
02_rndhard_05.txt AC 17 ms 640 KB
02_rndhard_06.txt AC 16 ms 640 KB
02_rndhard_07.txt AC 16 ms 640 KB
02_rndhard_08.txt AC 16 ms 640 KB
02_rndhard_09.txt AC 16 ms 640 KB
02_rndhard_10.txt AC 16 ms 640 KB
02_rndhard_11.txt AC 16 ms 640 KB
02_rndhard_12.txt AC 16 ms 640 KB
02_rndhard_13.txt AC 16 ms 640 KB
02_rndhard_14.txt AC 16 ms 640 KB
02_rndhard_15.txt AC 16 ms 640 KB
02_rndhard_16.txt AC 16 ms 640 KB
02_rndhard_17.txt AC 16 ms 640 KB
02_rndhard_18.txt AC 16 ms 640 KB
02_rndhard_19.txt AC 17 ms 640 KB
02_rndhard_20.txt AC 16 ms 640 KB
02_rndhard_21.txt AC 16 ms 640 KB
02_rndhard_22.txt AC 16 ms 640 KB
02_rndhard_23.txt AC 16 ms 640 KB
02_rndhard_24.txt AC 16 ms 640 KB
02_rndhard_25.txt AC 16 ms 640 KB
02_rndhard_26.txt AC 16 ms 640 KB
02_rndhard_27.txt AC 16 ms 640 KB
02_rndhard_28.txt AC 16 ms 640 KB
02_rndhard_29.txt AC 17 ms 640 KB
02_rndhard_30.txt AC 16 ms 640 KB
02_rndhard_31.txt AC 16 ms 640 KB
02_rndhard_32.txt AC 16 ms 640 KB
02_rndhard_33.txt AC 16 ms 640 KB
02_rndhard_34.txt AC 16 ms 640 KB
02_rndhard_35.txt AC 17 ms 640 KB
02_rndhard_36.txt AC 16 ms 640 KB
02_rndhard_37.txt AC 16 ms 640 KB
02_rndhard_38.txt AC 16 ms 640 KB
02_rndhard_39.txt AC 16 ms 640 KB
03_rndhardsmall_00.txt AC 1 ms 640 KB
03_rndhardsmall_01.txt AC 1 ms 640 KB
03_rndhardsmall_02.txt AC 1 ms 640 KB
03_rndhardsmall_03.txt AC 1 ms 640 KB
03_rndhardsmall_04.txt AC 1 ms 640 KB
03_rndhardsmall_05.txt AC 1 ms 640 KB
03_rndhardsmall_06.txt AC 1 ms 640 KB
03_rndhardsmall_07.txt AC 1 ms 640 KB
03_rndhardsmall_08.txt AC 1 ms 640 KB
03_rndhardsmall_09.txt AC 1 ms 640 KB