#include <bits/stdc++.h>
#include "island.h"
using namespace std;
vector<vector<int>> dist;
/*int query(int x, int k)
{
return dist[x - 1][k] + 1;
}
void answer(int a, int b)
{
cout << a << ' ' << b << endl;
}*/
void solve(int N, int L)
{
vector<vector<int>> AR(N);
vector<int> occ(N);
for (int i = N - 1; i >= 0; i--)
{
if (occ[i])
continue;
occ[i] = 1;
vector<int> occ2(N);
for (int k = 1; k < N; k++)
{
int x = query(i + 1, k) - 1;
if (occ2[x])
break;
AR[i].push_back(x);
if (!occ[x])
{
for (int j = 1; j < N; j++)
{
int y = query(x + 1, j) - 1;
AR[x].push_back(y);
if (y == i)
break;
}
occ[x] = 1;
}
for (int j = 0; j < AR[AR[i][k - 1]].size(); j++)
{
occ2[AR[AR[i][k - 1]][j]] = 1;
}
}
}
for (int i = 0; i < N; i++)
{
for (int j = 0; j < AR[i].size(); j++)
{
if (AR[i][j] < i)
answer(AR[i][j] + 1, i + 1);
}
}
}
/*int main()
{
int N, L;
cin >> N >> L;
vector<vector<int>> AR(N);
for (int i = 0; i < N - 1; i++)
{
int a, b;
cin >> a >> b;
a--, b--;
AR[a].push_back(b);
AR[b].push_back(a);
}
dist.assign(N, vector<int>(N, 0));
for (int i = 0; i < N; i++)
{
vector<int> occ(N);
priority_queue<pair<int, int>> PQ;
int buff = 0;
PQ.push({0, -i});
while (!PQ.empty())
{
int x = -PQ.top().second, t = -PQ.top().first;
PQ.pop();
if (occ[x])
continue;
occ[x] = 1;
dist[i][buff++] = x;
for (int j = 0; j < AR[x].size(); j++)
{
PQ.push({-(t + 1), -AR[x][j]});
}
}
}
solve(N, L);
}*/
Compilation message
island.cpp: In function 'void solve(int, int)':
island.cpp:41:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
41 | for (int j = 0; j < AR[AR[i][k - 1]].size(); j++)
| ~~^~~~~~~~~~~~~~~~~~~~~~~~~
island.cpp:49:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
49 | for (int j = 0; j < AR[i].size(); j++)
| ~~^~~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
5 ms |
616 KB |
Output is correct |
6 |
Correct |
5 ms |
876 KB |
Output is correct |
7 |
Correct |
5 ms |
856 KB |
Output is correct |
8 |
Correct |
4 ms |
872 KB |
Output is correct |
9 |
Correct |
5 ms |
872 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
2 ms |
344 KB |
Wrong Answer [3] |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
6 ms |
616 KB |
Output is correct |
3 |
Correct |
4 ms |
344 KB |
Output is correct |
4 |
Correct |
4 ms |
1128 KB |
Output is correct |
5 |
Correct |
4 ms |
596 KB |
Output is correct |
6 |
Correct |
4 ms |
872 KB |
Output is correct |
7 |
Correct |
7 ms |
856 KB |
Output is correct |
8 |
Correct |
6 ms |
616 KB |
Output is correct |
9 |
Correct |
4 ms |
1112 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
704 KB |
Output is correct |
2 |
Correct |
5 ms |
872 KB |
Output is correct |
3 |
Correct |
7 ms |
448 KB |
Output is correct |
4 |
Correct |
4 ms |
852 KB |
Output is correct |
5 |
Correct |
5 ms |
700 KB |
Output is correct |
6 |
Correct |
5 ms |
856 KB |
Output is correct |
7 |
Correct |
5 ms |
600 KB |
Output is correct |
8 |
Correct |
5 ms |
600 KB |
Output is correct |
9 |
Correct |
4 ms |
600 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
5 ms |
616 KB |
Output is correct |
6 |
Correct |
5 ms |
876 KB |
Output is correct |
7 |
Correct |
5 ms |
856 KB |
Output is correct |
8 |
Correct |
4 ms |
872 KB |
Output is correct |
9 |
Correct |
5 ms |
872 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
6 ms |
616 KB |
Output is correct |
12 |
Correct |
4 ms |
344 KB |
Output is correct |
13 |
Correct |
4 ms |
1128 KB |
Output is correct |
14 |
Correct |
4 ms |
596 KB |
Output is correct |
15 |
Correct |
4 ms |
872 KB |
Output is correct |
16 |
Correct |
7 ms |
856 KB |
Output is correct |
17 |
Correct |
6 ms |
616 KB |
Output is correct |
18 |
Correct |
4 ms |
1112 KB |
Output is correct |
19 |
Correct |
4 ms |
600 KB |
Output is correct |
20 |
Correct |
4 ms |
600 KB |
Output is correct |
21 |
Correct |
5 ms |
600 KB |
Output is correct |
22 |
Correct |
5 ms |
872 KB |
Output is correct |
23 |
Correct |
4 ms |
624 KB |
Output is correct |
24 |
Correct |
5 ms |
600 KB |
Output is correct |
25 |
Correct |
5 ms |
956 KB |
Output is correct |
26 |
Correct |
6 ms |
852 KB |
Output is correct |
27 |
Correct |
5 ms |
600 KB |
Output is correct |
28 |
Correct |
4 ms |
604 KB |
Output is correct |
29 |
Correct |
4 ms |
872 KB |
Output is correct |
30 |
Correct |
4 ms |
1128 KB |
Output is correct |
31 |
Correct |
4 ms |
600 KB |
Output is correct |
32 |
Correct |
4 ms |
876 KB |
Output is correct |
33 |
Correct |
6 ms |
600 KB |
Output is correct |
34 |
Correct |
6 ms |
600 KB |
Output is correct |
35 |
Correct |
4 ms |
600 KB |
Output is correct |
36 |
Correct |
4 ms |
696 KB |
Output is correct |
37 |
Correct |
5 ms |
344 KB |
Output is correct |
38 |
Correct |
5 ms |
616 KB |
Output is correct |
39 |
Correct |
7 ms |
604 KB |
Output is correct |
40 |
Correct |
4 ms |
600 KB |
Output is correct |
41 |
Correct |
4 ms |
344 KB |
Output is correct |
42 |
Correct |
4 ms |
872 KB |
Output is correct |
43 |
Correct |
4 ms |
856 KB |
Output is correct |
44 |
Correct |
4 ms |
600 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
5 ms |
704 KB |
Output is correct |
5 |
Correct |
5 ms |
872 KB |
Output is correct |
6 |
Correct |
7 ms |
448 KB |
Output is correct |
7 |
Correct |
4 ms |
852 KB |
Output is correct |
8 |
Correct |
5 ms |
700 KB |
Output is correct |
9 |
Correct |
5 ms |
856 KB |
Output is correct |
10 |
Correct |
5 ms |
600 KB |
Output is correct |
11 |
Correct |
5 ms |
600 KB |
Output is correct |
12 |
Correct |
4 ms |
600 KB |
Output is correct |
13 |
Correct |
4 ms |
600 KB |
Output is correct |
14 |
Correct |
5 ms |
872 KB |
Output is correct |
15 |
Correct |
4 ms |
600 KB |
Output is correct |
16 |
Correct |
4 ms |
620 KB |
Output is correct |
17 |
Correct |
4 ms |
600 KB |
Output is correct |
18 |
Correct |
5 ms |
704 KB |
Output is correct |
19 |
Correct |
5 ms |
600 KB |
Output is correct |
20 |
Correct |
5 ms |
616 KB |
Output is correct |
21 |
Correct |
4 ms |
600 KB |
Output is correct |
22 |
Correct |
4 ms |
440 KB |
Output is correct |
23 |
Correct |
4 ms |
872 KB |
Output is correct |
24 |
Correct |
5 ms |
600 KB |
Output is correct |
25 |
Correct |
5 ms |
856 KB |
Output is correct |
26 |
Correct |
4 ms |
696 KB |
Output is correct |
27 |
Correct |
5 ms |
596 KB |
Output is correct |
28 |
Correct |
7 ms |
1012 KB |
Output is correct |
29 |
Correct |
4 ms |
700 KB |
Output is correct |
30 |
Correct |
6 ms |
604 KB |
Output is correct |
31 |
Correct |
4 ms |
700 KB |
Output is correct |
32 |
Correct |
4 ms |
600 KB |
Output is correct |
33 |
Correct |
4 ms |
600 KB |
Output is correct |
34 |
Correct |
4 ms |
600 KB |
Output is correct |
35 |
Correct |
4 ms |
600 KB |
Output is correct |
36 |
Correct |
4 ms |
616 KB |
Output is correct |
37 |
Correct |
5 ms |
600 KB |
Output is correct |
38 |
Correct |
4 ms |
856 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
2 ms |
344 KB |
Wrong Answer [3] |
2 |
Halted |
0 ms |
0 KB |
- |