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Submission #858167

# Submission time Handle Problem Language Result Execution time Memory
858167 2023-10-07T14:23:19 Z sofijavelkovska Chess Rush (CEOI20_chessrush) C++14
0 / 100
 2 ms 4440 KB 
#include <bits/stdc++.h>
//#include "arithmetics.h";
using namespace std;

const int MOD=1e9+7, MAXN=100;

int m, n, s, e;
int memo[MAXN][MAXN][3*MAXN];
int adj[8][2]={{1,0},{0,1},{-1,0},{0,-1},{1,-1},{-1,1},{1,1},{-1,-1}};

int dp(int x, int y, int moves)
{
    if (x>=m || x<0 || y>=n || y<0)
        return 0;
    if (x==0 && y==s)
        return 1;
    if (moves==0)
        return 0;
    if (memo[x][y][moves]!=-1)
        return memo[x][y][moves];
    int total=0;
    for (int i=0; i<8; i++)
        total=(total+dp(x+adj[i][0], y+adj[i][1], moves-1))%MOD;

    return memo[x][y][moves]=total;
}

int main()
{
    //ios_base::sync_with_stdio(0);
    //cin.tie(0);

    int q;
    char type;
    cin >> m >> n >> q;
    while (q--)
    {
        cin >> type >> s >> e;
        s=s-1;
        e=e-1;
        if (s>e)
            swap(s, e);
        int w=s-e;
        int h=m-1-w;
        for (int i=0; i<n; i++)
            for (int j=0; j<n; j++)
                for (int k=0; k<3*n; k++)
                    memo[i][j][k]=-1;
        cout << w+h << " " << dp(m-1, e, w+h) << '\n';
    }

    return 0;
}

Subtask #1
0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2396 KB Output isn't correct
2 Halted 0 ms 0 KB -