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Submission #916275

# Submission time Handle Problem Language Result Execution time Memory
916275 2024-01-25T15:04:30 Z berr Maze (JOI23_ho_t3) C++17
35 / 100
 2000 ms 385468 KB 
#include <bits/stdc++.h>
using namespace std;

const int mod = 1e9+7;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    
    int r, c, n; cin >> c>> r >> n;

    array<int, 2> s, g;

    cin >> s[0] >> s[1];
    cin >> g[0] >> g[1];

    s[0]--; s[1]--;
    g[0]--; g[1]--;

    vector<string> a(c);

    for(auto &i: a){
        cin >> i;
    }


    int ans = 0;
    queue<array<int, 2>> q[max(r, c) / n +2];
    int pos = 0;

    q[0].push(s);

    queue<array<int, 2>> sinir;
    queue<array<int, 3>>sinir2;
        queue<array<int, 3>>sinir3;

    int of = 500;
    auto check =[&](int x, int y, int z){
        if(x<0 || y<0) return 1;
        if(x>=c || y>=r) return 1;
        if(a[x][y]=='.'){
            q[z].push({x, y});
            return 1;
        }
        return 0;
    
    };

   // c = column
    vector vis(c, vector(r, 0));
    vector vis2(c, vector(r, 0));
    vector vis3(c, vector(r, 0));
    int anss = -1;
    while(pos <max(r, c) / n +2 && anss==-1){   
        if(q[pos].size()==0 ){
            pos++;
            if(pos == (max(r, c)/n+2)) break;
            while(sinir.size()){
                auto [x, y] = sinir.front();
                vis[x][y] = 0;
                sinir2.push({x, y, 0});
                q[pos].push({x, y});
                sinir.pop();
                for(int i=1; i<=n; i++){
                    if(y-i<0) break;
                 //   if(vis[x][y-i]) break;
                  /*  if(vis2[x][y-i]) break;*/
                    a[x][y-i] = '.';
                    vis2[x][y-i] = 1;
                    sinir2.push({x, y-i, (i==n)});
                }
                for(int i=1; i<=n; i++){
                    if(y+i>=r) break;
                  // if(vis[x][y+i]) break;
                /*    if(vis2[x][y+i]) break;*/
                    a[x][y+i] = '.';
                    vis2[x][y+i] = 1;
                    sinir2.push({x, y+i, (i==n)});
                }

            }

            while(sinir2.size()){
                auto [x, y, z] = sinir2.front();
                vis[x][y] = 0;
                sinir2.pop();
                for(int i=1; i<=n-z; i++){
                    if(x-i<0) break;
                    //if(vis[x-i][y]) break;
                  //  if(vis3[x-i][y]) break;
                    a[x-i][y] = '.';
                    vis3[x-i][y] = 1;
                    sinir3.push({x-i, y, (i==n)});

                }
                for(int i=1; i<=n-z; i++){
                    if(x+i>=c) break;
                  //  if(vis[x+i][y]) break;
                   // if(vis3[x+i][y]) break;

                    a[x+i][y] = '.';
                    vis3[x+i][y] = 1;
                    sinir3.push({x+i, y, (i==n)});
                }
            }


            
        }
        else{

            for(int i=0; i<c; i++){
                for(int l=0; l<r; l++){
                    vis[i][l]=0;
                }
            }
            while(q[pos].size()){
                auto [x, y] = q[pos].front();
                q[pos].pop();
                int ans = 0;
                if(vis[x][y]) continue;

                vis[x][y] = 1;
                if(x==g[0] && y == g[1]&& anss==-1){
                    anss = pos;
                } 

                ans += check(x-1, y, pos);
                ans += check(x+1, y, pos);
                ans += check(x, y-1, pos);
                ans += check(x, y+1, pos);
                if(ans!=4){
                    sinir.push({x, y});
                }
            }
        }


    }

    cout << anss;

}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:27:9: warning: unused variable 'ans' [-Wunused-variable]
   27 |     int ans = 0;
      |         ^~~
Main.cpp:37:9: warning: unused variable 'of' [-Wunused-variable]
   37 |     int of = 500;
      |         ^~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 5 ms 1116 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 121 ms 2388 KB Output is correct
20 Execution timed out 2037 ms 32160 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 5 ms 1116 KB Output is correct
17 Correct 2 ms 600 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 420 KB Output is correct
5 Correct 1 ms 500 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 416 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 3 ms 1628 KB Output is correct
26 Correct 3 ms 1372 KB Output is correct
27 Correct 3 ms 1300 KB Output is correct
28 Correct 3 ms 1116 KB Output is correct
29 Correct 14 ms 9708 KB Output is correct
30 Correct 4 ms 1884 KB Output is correct
31 Correct 62 ms 46792 KB Output is correct
32 Correct 1 ms 1368 KB Output is correct
33 Correct 2 ms 1824 KB Output is correct
34 Correct 6 ms 2392 KB Output is correct
35 Correct 8 ms 2652 KB Output is correct
36 Correct 7 ms 2424 KB Output is correct
37 Correct 41 ms 32992 KB Output is correct
38 Correct 10 ms 4256 KB Output is correct
39 Correct 21 ms 7856 KB Output is correct
40 Correct 62 ms 22256 KB Output is correct
41 Correct 79 ms 21072 KB Output is correct
42 Correct 84 ms 20228 KB Output is correct
43 Correct 642 ms 385468 KB Output is correct
44 Correct 102 ms 37992 KB Output is correct
45 Correct 69 ms 25944 KB Output is correct
46 Correct 63 ms 25940 KB Output is correct

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 5 ms 1116 KB Output is correct
17 Correct 2 ms 600 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 124 ms 2384 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 10 ms 1216 KB Output is correct
36 Correct 3 ms 1628 KB Output is correct
37 Execution timed out 2051 ms 32212 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 5 ms 1116 KB Output is correct
17 Correct 2 ms 600 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 124 ms 2384 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 10 ms 1216 KB Output is correct
36 Correct 3 ms 1628 KB Output is correct
37 Execution timed out 2051 ms 32212 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 5 ms 1116 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 121 ms 2388 KB Output is correct
20 Execution timed out 2037 ms 32160 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #7
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 5 ms 1116 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 121 ms 2388 KB Output is correct
20 Execution timed out 2037 ms 32160 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 5 ms 1116 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 121 ms 2388 KB Output is correct
20 Execution timed out 2037 ms 32160 KB Time limit exceeded
21 Halted 0 ms 0 KB -