oj.uz

Submission #1061569

# Submission time Handle Problem Language Result Execution time Memory
1061569 2024-08-16T10:57:01 Z beaconmc Maze (JOI23_ho_t3) C++14
19 / 100
 2000 ms 13756 KB 
#include <bits/stdc++.h>
 
typedef long long ll;
#define FOR(i,x,y) for(ll i=x; i<y; i++)
#define FORNEG(i,x,y) for(ll i=x; i>y; i--)
 
using namespace std;

ll r,c,n;



vector<vector<ll>> grid;
vector<vector<ll>> visited;



bool iswithin(ll a, ll b, ll x, ll y){
	if ((abs(x-a)<=n && abs(y-b) < n) || (abs(x-a)<n && abs(y-b) <= n)){
		return 1;
	}
	return 0;
}

vector<vector<ll>> getvalid(ll a, ll b){
	set<vector<ll>> ans;

	FOR(i,0,r){
		FOR(j,0,c){
			if (iswithin(a,b,i,j)) ans.insert({i,j});
		}
	}

	// FOR(i,-(n-1), n){
	// 	ans.insert({a-n, b+i});
	// 	ans.insert({a+n, b+i});
	// 	ans.insert({a+i, b-n});
	// 	ans.insert({a+i, b+n});
	// }
	// FOR(i,0,r){
	// 	if (iswithin(a, b, i, c-1)) ans.insert({i, c-1}); 
	// 	if (iswithin(a, b, i, 0)) ans.insert({i, 0}); 
	// }
	// FOR(i,0,c){
	// 	if (iswithin(a,b,r-1,i)) ans.insert({r-1, i});
	// 	if (iswithin(a,b,0,i)) ans.insert({0, i});
	// }

	vector<vector<ll>> realans;

	for (auto&i : ans){
		if (0<=i[0] && i[0]<r && 0<=i[1] && i[1]<c) realans.push_back(i);
	}

	return realans;
}



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

	ll a,b;
	ll x,y;
	cin >> a >> b >> x >> y;
	a--;b--;x--;y--;
	
	FOR(i,0,r){

		vector<ll> temp;
		vector<ll> idk;

		string temp2;
		cin >> temp2;
		FOR(j,0,c){
			temp.push_back(temp2[j]);
			idk.push_back(100000000);

		}
		grid.push_back(temp);
		visited.push_back(idk);

	}




	ll ans = -1;

	deque<vector<ll>> sus;



	sus.push_back({a,b,0});
	visited[a][b] = 0;

	while (sus.size()){
		vector<ll> node = sus.front();
		sus.pop_front();


		if (visited[node[0]][node[1]] != node[2]) continue;


		if (node[0] == x && node[1] == y){
			ans = node[2];
			break;
		}
		if (iswithin(node[0],node[1],x,y)){
			sus.push_back({x,y,node[2]+1});
		}


		vector<vector<ll>> pos = {{node[0]-1,node[1]},{node[0]+1,node[1]},{node[0],node[1]-1},{node[0],node[1]+1}};

		vector<vector<ll>> temp = getvalid(node[0], node[1]);

		for (auto&i : pos){


			if (0<=i[0] && i[0]<r && 0<=i[1] && i[1]<c){

				if (grid[i[0]][i[1]] == '.'){
					if (visited[i[0]][i[1]] > node[2]){
						visited[i[0]][i[1]] = node[2];
						sus.push_front({i[0], i[1], node[2]});
					}
				}
				else{

					if (visited[i[0]][i[1]] > node[2]+1 ){

						visited[i[0]][i[1]] = node[2]+1;
						sus.push_back({i[0], i[1], node[2]+1});
					}
				}
			}
		}

		for (auto&i : temp){
			if (0<=i[0] && i[0]<r && 0<=i[1] && i[1]<c){

				if (visited[i[0]][i[1]] > node[2]+1){
					visited[i[0]][i[1]] = node[2]+1;
					sus.push_back({i[0], i[1], node[2]+1});
				}
			}
		}

	}

	cout << ans << endl;








}

Subtask #1
0 / 8.0

# 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 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1213 ms 1416 KB Output is correct
20 Correct 1665 ms 2080 KB Output is correct
21 Correct 1128 ms 2896 KB Output is correct
22 Correct 1262 ms 1372 KB Output is correct
23 Correct 1642 ms 1372 KB Output is correct
24 Execution timed out 2058 ms 2592 KB Time limit exceeded
25 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 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 90 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 452 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 1 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 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct

Subtask #3
0 / 16.0

# 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 91 ms 700 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 0 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 8 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 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 452 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 106 ms 1128 KB Output is correct
26 Correct 1524 ms 4532 KB Output is correct
27 Correct 1191 ms 3004 KB Output is correct
28 Execution timed out 2047 ms 13756 KB Time limit exceeded
29 Halted 0 ms 0 KB -

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 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 90 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 452 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 1 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 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1220 ms 1372 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 10 ms 604 KB Output is correct
36 Correct 118 ms 1144 KB Output is correct
37 Correct 1709 ms 2080 KB Output is correct
38 Correct 1636 ms 4440 KB Output is correct
39 Correct 1160 ms 3160 KB Output is correct
40 Correct 1273 ms 1620 KB Output is correct
41 Correct 1561 ms 1460 KB Output is correct
42 Execution timed out 2060 ms 13648 KB Time limit exceeded
43 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 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 90 ms 604 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 452 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 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 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 1 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 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1220 ms 1372 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 10 ms 604 KB Output is correct
36 Correct 118 ms 1144 KB Output is correct
37 Correct 1709 ms 2080 KB Output is correct
38 Correct 1636 ms 4440 KB Output is correct
39 Correct 1160 ms 3160 KB Output is correct
40 Correct 1273 ms 1620 KB Output is correct
41 Correct 1561 ms 1460 KB Output is correct
42 Execution timed out 2060 ms 13648 KB Time limit exceeded
43 Halted 0 ms 0 KB -

Subtask #6
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 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1213 ms 1416 KB Output is correct
20 Correct 1665 ms 2080 KB Output is correct
21 Correct 1128 ms 2896 KB Output is correct
22 Correct 1262 ms 1372 KB Output is correct
23 Correct 1642 ms 1372 KB Output is correct
24 Execution timed out 2058 ms 2592 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #7
0 / 8.0

# 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 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1213 ms 1416 KB Output is correct
20 Correct 1665 ms 2080 KB Output is correct
21 Correct 1128 ms 2896 KB Output is correct
22 Correct 1262 ms 1372 KB Output is correct
23 Correct 1642 ms 1372 KB Output is correct
24 Execution timed out 2058 ms 2592 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# 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 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 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 0 ms 348 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1213 ms 1416 KB Output is correct
20 Correct 1665 ms 2080 KB Output is correct
21 Correct 1128 ms 2896 KB Output is correct
22 Correct 1262 ms 1372 KB Output is correct
23 Correct 1642 ms 1372 KB Output is correct
24 Execution timed out 2058 ms 2592 KB Time limit exceeded
25 Halted 0 ms 0 KB -