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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#499734#6723. Grid with ArrowsUmokWA 214ms17412kbC++201.8kb2024-07-31 18:22:452024-07-31 18:22:45

Judging History

你现在查看的是最新测评结果

  • [2024-07-31 18:22:45]
  • 评测
  • 测评结果:WA
  • 用时:214ms
  • 内存:17412kb
  • [2024-07-31 18:22:45]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
const int N = 1e5 + 5;
#define int long long
typedef pair<int, int> PII;
#define MAX LONG_LONG_MAX
string mp[N];
vector<int> ar[N];
int f[N];
bool st[N];
int n, m, ans;

int xx(int x, int y)
{
    return (x - 1) * m + y;
}

int dfs(int x, int y, int deep)
{
    if (st[xx(x, y)])
        return 0;
    f[xx(x, y)] = 1;
    if (deep == ans)
    {
        return 1;
    }

    int a = x, b = y;
    if (mp[x][y] == 'u')
        a -= ar[x][y];
    else if (mp[x][y] == 'r')
        b += ar[x][y];
    else if (mp[x][y] == 'd')
        a += ar[x][y];
    else
        b -= ar[x][y];
    if (a < 1 || a > n || b < 0 || b > m)
        return 0;
    st[xx(x, y)] = 1;
    if (dfs(a, b, deep + 1))
        return 1;
    st[xx(x, y)] = 0;
    return 0;
}

void solve()
{
    cin >> n >> m;
    ans = n * m;
    for (int i = 1; i <= ans; i++)
        f[i] = 0;
    for (int i = 1; i <= n; i++)
        st[i] = 0;
    for (int i = 1; i <= n; i++)
    {
        cin >> mp[i];
        mp[i] = " " + mp[i];
    }
    
    for (int i = 1; i <= n; i++)
    {
        ar[i].clear();
        ar[i].push_back(0);
        int x;
        for (int j = 1; j <= m; j++)
        {
            cin >> x;
            ar[i].push_back(x);
            f[i] = 0;
        }
    }

    for (int i = 1; i <= n; i++)
        for (int j = 1; j <= m; j++)
        {
            if (f[xx(i, j)])
                continue;
            bool z = dfs(i, j, 1);
            if (z)
            {
                cout << "Yes" << endl;
                return;
            }
        }

    cout << "No" << endl;
}
signed main()
{
    int tcase;
    cin >> tcase;
    while (tcase--)
        solve();
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 8228kb

input:

2
2 3
rdd
url
2 1 1
1 1 2
2 2
rr
rr
1 1
1 1

output:

Yes
No

result:

ok 2 token(s): yes count is 1, no count is 1

Test #2:

score: -100
Wrong Answer
time: 214ms
memory: 17412kb

input:

1109
5 8
rddddldl
drruludl
rrldrurd
urrrlluu
uurrulrl
4 4 1 2 4 3 1 6
1 3 5 1 1 1 3 6
2 4 1 1 2 1 1 1
2 3 4 2 4 3 3 3
4 1 1 2 2 5 1 5
7 9
rdrddrdll
urrdruldl
ruullrulu
drrlrlddl
rrrdddlll
ruulururl
ruurrlluu
7 1 1 1 2 1 2 3 6
1 7 3 1 3 1 2 1 8
2 2 1 2 4 3 1 2 2
2 2 4 1 1 5 3 3 1
3 4 6 1 2 1 2 7 7
6 ...

output:

Yes
No
No
No
Yes
No
No
No
No
Yes
No
No
No
No
No
No
No
No
Yes
No
No
No
Yes
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
No
No
Yes
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
Yes
No
Yes
No
No
Yes
Yes
No
No
No
No...

result:

wrong answer expected YES, found NO [7th token]