Submission #994730

# Submission time Handle Problem Language Result Execution time Memory
994730 2024-06-08T04:34:07 Z hmm789 Portal (BOI24_portal) C++14
1 / 100
2000 ms 1484 KB
#include <bits/stdc++.h>
using namespace std;
#define MOD 1000000007

int32_t main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	int n, ans = 0;
	cin >> n;
	int x[n], y[n];
	for(int i = 0; i < n; i++) cin >> x[i] >> y[i];
	int X = 301, Y = 301;
	int grid[X][Y];
	memset(grid, -1, sizeof(grid));
	bool inf = false;
	for(int i = 0; i < X; i++) {
		for(int j = 0; j < Y; j++) {
			if(grid[i][j] != -1) continue;
			queue<pair<int, int>> q;
			q.push({i,j});
			grid[i][j] = ans;
			while(!q.empty()) {
				pair<int, int> c = q.front();
				q.pop();
				for(int r = 0; r < n; r++) {
					for(int s = 0; s < n; s++) {
						int nx = c.first+x[r]-x[s];
						int ny = c.second+y[r]-y[s];
						if(nx < 0 || nx >= X || ny < 0 || ny >= Y) continue;
						if(grid[nx][ny] != -1) continue;
						grid[nx][ny] = ans;
						q.push({nx, ny});
					}
				}
			}
			ans++;
			if(i == X-1 || j == Y-1) inf = true;
		}
	}
	if(inf) cout << -1;
	else cout << ans;
}

# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 3 ms 604 KB Output is correct
4 Correct 4 ms 604 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 3 ms 604 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 808 KB Output is correct
9 Correct 3 ms 604 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 604 KB Output is correct
14 Correct 3 ms 604 KB Output is correct
15 Correct 3 ms 604 KB Output is correct
16 Correct 3 ms 604 KB Output is correct
17 Correct 3 ms 604 KB Output is correct
18 Correct 4 ms 604 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 3 ms 604 KB Output is correct
4 Correct 4 ms 604 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 3 ms 604 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 808 KB Output is correct
9 Correct 3 ms 604 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 604 KB Output is correct
14 Correct 3 ms 604 KB Output is correct
15 Correct 3 ms 604 KB Output is correct
16 Correct 3 ms 604 KB Output is correct
17 Correct 3 ms 604 KB Output is correct
18 Correct 4 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Incorrect 4 ms 604 KB Output isn't correct
21 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 3 ms 604 KB Output is correct
2 Execution timed out 2096 ms 1484 KB Time limit exceeded
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 2 ms 604 KB Output is correct
2 Correct 5 ms 604 KB Output is correct
3 Correct 3 ms 604 KB Output is correct
4 Correct 1301 ms 824 KB Output is correct
5 Correct 1301 ms 600 KB Output is correct
6 Correct 1424 ms 604 KB Output is correct
7 Correct 1305 ms 788 KB Output is correct
8 Correct 1298 ms 784 KB Output is correct
9 Correct 12 ms 604 KB Output is correct
10 Correct 11 ms 604 KB Output is correct
11 Correct 17 ms 804 KB Output is correct
12 Correct 16 ms 600 KB Output is correct
13 Correct 16 ms 600 KB Output is correct
14 Correct 15 ms 804 KB Output is correct
15 Correct 3 ms 604 KB Output is correct
16 Correct 1305 ms 812 KB Output is correct
17 Correct 1287 ms 820 KB Output is correct
18 Correct 1324 ms 784 KB Output is correct
19 Correct 1348 ms 792 KB Output is correct
20 Correct 1335 ms 600 KB Output is correct
21 Correct 1333 ms 796 KB Output is correct
22 Correct 1339 ms 600 KB Output is correct
23 Correct 949 ms 1060 KB Output is correct
24 Correct 901 ms 1108 KB Output is correct
25 Correct 902 ms 916 KB Output is correct
26 Correct 921 ms 860 KB Output is correct
27 Correct 909 ms 860 KB Output is correct
28 Correct 924 ms 912 KB Output is correct
29 Correct 967 ms 1076 KB Output is correct
30 Correct 934 ms 1076 KB Output is correct
31 Correct 918 ms 1032 KB Output is correct
32 Correct 947 ms 1108 KB Output is correct
33 Correct 805 ms 936 KB Output is correct
34 Correct 806 ms 860 KB Output is correct
35 Correct 793 ms 860 KB Output is correct
36 Correct 824 ms 860 KB Output is correct
37 Correct 813 ms 912 KB Output is correct
38 Incorrect 3 ms 604 KB Output isn't correct
39 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 3 ms 604 KB Output is correct
4 Correct 4 ms 604 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 3 ms 604 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 808 KB Output is correct
9 Correct 3 ms 604 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 604 KB Output is correct
14 Correct 3 ms 604 KB Output is correct
15 Correct 3 ms 604 KB Output is correct
16 Correct 3 ms 604 KB Output is correct
17 Correct 3 ms 604 KB Output is correct
18 Correct 4 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Incorrect 4 ms 604 KB Output isn't correct
21 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 3 ms 604 KB Output is correct
3 Correct 3 ms 604 KB Output is correct
4 Correct 4 ms 604 KB Output is correct
5 Correct 4 ms 800 KB Output is correct
6 Correct 3 ms 604 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 808 KB Output is correct
9 Correct 3 ms 604 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 3 ms 604 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 604 KB Output is correct
14 Correct 3 ms 604 KB Output is correct
15 Correct 3 ms 604 KB Output is correct
16 Correct 3 ms 604 KB Output is correct
17 Correct 3 ms 604 KB Output is correct
18 Correct 4 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Incorrect 4 ms 604 KB Output isn't correct
21 Halted 0 ms 0 KB -