#include "longesttrip.h"
//#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
vector<int> add(vector<int> a, vector<int> b) {
for (auto j : b) {
a.push_back(j);
}
return a;
}
vector<int> longest_trip(int N, int D) {
int n = N;
vector<int> a, b, c;
auto ask = [&](int x, int y) -> bool {
return are_connected(vector<int>{x}, vector<int>{y});
};
for (int i = 1; i < n; ++i) {
b.push_back(i);
}
a.push_back(0);
while (true) {
vector<int> last{a.back()};
if (c.size() && are_connected(last, c)) {
int l = 1, r = c.size();
while (l <= r) {
int mid = (l + r) / 2;
if (are_connected(last, vector<int>(c.begin(), c.begin() + mid))) {
r = mid - 1;
} else {
l = mid + 1;
}
}
++r;
a.emplace_back(c[r - 1]);
a = add(a, vector<int>(c.begin(), c.begin() + r - 1));
a = add(a, vector<int>(c.begin() + r, c.end()));
c.clear();
continue;
}
while (b.size() && are_connected(last, vector<int>{b.back()}) == 0) {
c.push_back(b.back());
b.pop_back();
}
if (b.size()) {
a.push_back(b.back());
b.pop_back();
} else {
if (c.size() && are_connected(a, c) == 0) {
if (a.size() < c.size()) {
swap(a, c);
}
} else {
if (c.size()) {
int l = 1, r = c.size();
while (l <= r) {
int mid = (l + r) / 2;
if (are_connected(a, vector<int>(c.begin(), c.begin() + mid))) {
r = mid - 1;
} else {
l = mid + 1;
}
}
++r;
int x = c[r - 1];
while (ask(a[0], x) == 0 && ask(a.back(), x) == 0) {
a.push_back(a[0]);
a.erase(a.begin());
}
if (ask(a[0], x)) {
reverse(a.begin(), a.end());
}
a.emplace_back(x);
a = add(a, vector<int>(c.begin(), c.begin() + r - 1));
a = add(a, vector<int>(c.begin() + r, c.end()));
c.clear();
}
}
break;
}
}
return a;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
2 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
344 KB |
Output is correct |
| 2 |
Correct |
7 ms |
344 KB |
Output is correct |
| 3 |
Correct |
5 ms |
344 KB |
Output is correct |
| 4 |
Correct |
5 ms |
344 KB |
Output is correct |
| 5 |
Correct |
5 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
344 KB |
Output is correct |
| 2 |
Correct |
5 ms |
344 KB |
Output is correct |
| 3 |
Correct |
5 ms |
344 KB |
Output is correct |
| 4 |
Correct |
5 ms |
344 KB |
Output is correct |
| 5 |
Correct |
5 ms |
344 KB |
Output is correct |
| 6 |
Correct |
6 ms |
344 KB |
Output is correct |
| 7 |
Correct |
8 ms |
344 KB |
Output is correct |
| 8 |
Correct |
6 ms |
344 KB |
Output is correct |
| 9 |
Correct |
4 ms |
344 KB |
Output is correct |
| 10 |
Correct |
5 ms |
436 KB |
Output is correct |
| 11 |
Correct |
4 ms |
344 KB |
Output is correct |
| 12 |
Correct |
8 ms |
600 KB |
Output is correct |
| 13 |
Correct |
5 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
344 KB |
Output is correct |
| 2 |
Correct |
7 ms |
344 KB |
Output is correct |
| 3 |
Correct |
5 ms |
344 KB |
Output is correct |
| 4 |
Correct |
4 ms |
344 KB |
Output is correct |
| 5 |
Correct |
5 ms |
344 KB |
Output is correct |
| 6 |
Correct |
11 ms |
344 KB |
Output is correct |
| 7 |
Correct |
9 ms |
344 KB |
Output is correct |
| 8 |
Correct |
7 ms |
436 KB |
Output is correct |
| 9 |
Correct |
5 ms |
344 KB |
Output is correct |
| 10 |
Correct |
6 ms |
444 KB |
Output is correct |
| 11 |
Correct |
4 ms |
344 KB |
Output is correct |
| 12 |
Correct |
5 ms |
444 KB |
Output is correct |
| 13 |
Correct |
7 ms |
608 KB |
Output is correct |
| 14 |
Correct |
7 ms |
344 KB |
Output is correct |
| 15 |
Correct |
10 ms |
344 KB |
Output is correct |
| 16 |
Correct |
8 ms |
344 KB |
Output is correct |
| 17 |
Correct |
5 ms |
596 KB |
Output is correct |
| 18 |
Correct |
8 ms |
344 KB |
Output is correct |
| 19 |
Correct |
7 ms |
344 KB |
Output is correct |
| 20 |
Correct |
9 ms |
600 KB |
Output is correct |
| 21 |
Correct |
6 ms |
488 KB |
Output is correct |
| 22 |
Correct |
9 ms |
600 KB |
Output is correct |
| 23 |
Correct |
7 ms |
724 KB |
Output is correct |
| 24 |
Correct |
9 ms |
344 KB |
Output is correct |
| 25 |
Correct |
9 ms |
344 KB |
Output is correct |
| 26 |
Correct |
9 ms |
344 KB |
Output is correct |
| 27 |
Correct |
5 ms |
344 KB |
Output is correct |
| 28 |
Correct |
6 ms |
344 KB |
Output is correct |
| 29 |
Correct |
6 ms |
344 KB |
Output is correct |
| 30 |
Correct |
7 ms |
344 KB |
Output is correct |
| 31 |
Correct |
8 ms |
344 KB |
Output is correct |
| 32 |
Correct |
9 ms |
344 KB |
Output is correct |
| 33 |
Correct |
9 ms |
344 KB |
Output is correct |
| 34 |
Correct |
12 ms |
388 KB |
Output is correct |
| 35 |
Correct |
11 ms |
344 KB |
Output is correct |
| 36 |
Correct |
9 ms |
344 KB |
Output is correct |
| 37 |
Correct |
8 ms |
344 KB |
Output is correct |
| 38 |
Correct |
10 ms |
344 KB |
Output is correct |
| 39 |
Correct |
8 ms |
344 KB |
Output is correct |
| 40 |
Correct |
10 ms |
340 KB |
Output is correct |
| 41 |
Correct |
8 ms |
344 KB |
Output is correct |
| 42 |
Correct |
13 ms |
344 KB |
Output is correct |
| 43 |
Correct |
13 ms |
600 KB |
Output is correct |
| 44 |
Correct |
7 ms |
344 KB |
Output is correct |
| 45 |
Correct |
9 ms |
344 KB |
Output is correct |
| 46 |
Correct |
9 ms |
344 KB |
Output is correct |
| 47 |
Correct |
10 ms |
344 KB |
Output is correct |
| 48 |
Correct |
12 ms |
344 KB |
Output is correct |
| 49 |
Correct |
11 ms |
344 KB |
Output is correct |
| 50 |
Correct |
8 ms |
440 KB |
Output is correct |
| 51 |
Correct |
8 ms |
600 KB |
Output is correct |
| 52 |
Correct |
8 ms |
444 KB |
Output is correct |
| 53 |
Correct |
9 ms |
600 KB |
Output is correct |
| 54 |
Correct |
13 ms |
600 KB |
Output is correct |
| 55 |
Correct |
13 ms |
344 KB |
Output is correct |
| 56 |
Correct |
9 ms |
440 KB |
Output is correct |
| 57 |
Correct |
9 ms |
344 KB |
Output is correct |
| 58 |
Correct |
10 ms |
344 KB |
Output is correct |
| 59 |
Correct |
9 ms |
344 KB |
Output is correct |
| 60 |
Correct |
11 ms |
600 KB |
Output is correct |
| 61 |
Correct |
9 ms |
696 KB |
Output is correct |
| 62 |
Correct |
8 ms |
344 KB |
Output is correct |
| 63 |
Correct |
10 ms |
700 KB |
Output is correct |
| 64 |
Correct |
9 ms |
600 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
340 KB |
Output is correct |
| 2 |
Correct |
7 ms |
344 KB |
Output is correct |
| 3 |
Correct |
5 ms |
344 KB |
Output is correct |
| 4 |
Correct |
5 ms |
344 KB |
Output is correct |
| 5 |
Correct |
6 ms |
344 KB |
Output is correct |
| 6 |
Correct |
8 ms |
400 KB |
Output is correct |
| 7 |
Correct |
9 ms |
352 KB |
Output is correct |
| 8 |
Correct |
6 ms |
344 KB |
Output is correct |
| 9 |
Correct |
4 ms |
344 KB |
Output is correct |
| 10 |
Correct |
6 ms |
344 KB |
Output is correct |
| 11 |
Correct |
4 ms |
344 KB |
Output is correct |
| 12 |
Correct |
8 ms |
344 KB |
Output is correct |
| 13 |
Correct |
7 ms |
344 KB |
Output is correct |
| 14 |
Correct |
10 ms |
344 KB |
Output is correct |
| 15 |
Correct |
8 ms |
344 KB |
Output is correct |
| 16 |
Correct |
10 ms |
344 KB |
Output is correct |
| 17 |
Correct |
6 ms |
344 KB |
Output is correct |
| 18 |
Correct |
8 ms |
344 KB |
Output is correct |
| 19 |
Correct |
7 ms |
344 KB |
Output is correct |
| 20 |
Correct |
7 ms |
456 KB |
Output is correct |
| 21 |
Correct |
9 ms |
344 KB |
Output is correct |
| 22 |
Correct |
8 ms |
344 KB |
Output is correct |
| 23 |
Correct |
6 ms |
340 KB |
Output is correct |
| 24 |
Correct |
8 ms |
344 KB |
Output is correct |
| 25 |
Correct |
11 ms |
344 KB |
Output is correct |
| 26 |
Correct |
7 ms |
344 KB |
Output is correct |
| 27 |
Correct |
12 ms |
344 KB |
Output is correct |
| 28 |
Correct |
8 ms |
340 KB |
Output is correct |
| 29 |
Correct |
6 ms |
344 KB |
Output is correct |
| 30 |
Correct |
13 ms |
344 KB |
Output is correct |
| 31 |
Correct |
8 ms |
344 KB |
Output is correct |
| 32 |
Correct |
11 ms |
344 KB |
Output is correct |
| 33 |
Correct |
9 ms |
344 KB |
Output is correct |
| 34 |
Correct |
8 ms |
340 KB |
Output is correct |
| 35 |
Correct |
9 ms |
344 KB |
Output is correct |
| 36 |
Correct |
9 ms |
344 KB |
Output is correct |
| 37 |
Correct |
9 ms |
440 KB |
Output is correct |
| 38 |
Correct |
10 ms |
344 KB |
Output is correct |
| 39 |
Correct |
8 ms |
344 KB |
Output is correct |
| 40 |
Correct |
12 ms |
344 KB |
Output is correct |
| 41 |
Correct |
8 ms |
856 KB |
Output is correct |
| 42 |
Correct |
9 ms |
856 KB |
Output is correct |
| 43 |
Correct |
8 ms |
612 KB |
Output is correct |
| 44 |
Correct |
6 ms |
480 KB |
Output is correct |
| 45 |
Correct |
7 ms |
344 KB |
Output is correct |
| 46 |
Correct |
6 ms |
344 KB |
Output is correct |
| 47 |
Partially correct |
8 ms |
344 KB |
Output is partially correct |
| 48 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 49 |
Partially correct |
11 ms |
596 KB |
Output is partially correct |
| 50 |
Partially correct |
12 ms |
344 KB |
Output is partially correct |
| 51 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 52 |
Correct |
10 ms |
436 KB |
Output is correct |
| 53 |
Correct |
10 ms |
344 KB |
Output is correct |
| 54 |
Correct |
9 ms |
344 KB |
Output is correct |
| 55 |
Correct |
9 ms |
344 KB |
Output is correct |
| 56 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 57 |
Partially correct |
9 ms |
440 KB |
Output is partially correct |
| 58 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 59 |
Partially correct |
7 ms |
344 KB |
Output is partially correct |
| 60 |
Correct |
9 ms |
344 KB |
Output is correct |
| 61 |
Correct |
10 ms |
344 KB |
Output is correct |
| 62 |
Partially correct |
6 ms |
344 KB |
Output is partially correct |
| 63 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 64 |
Partially correct |
9 ms |
600 KB |
Output is partially correct |
| 65 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 66 |
Partially correct |
9 ms |
600 KB |
Output is partially correct |
| 67 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 68 |
Partially correct |
8 ms |
344 KB |
Output is partially correct |
| 69 |
Partially correct |
12 ms |
600 KB |
Output is partially correct |
| 70 |
Correct |
13 ms |
596 KB |
Output is correct |
| 71 |
Partially correct |
11 ms |
600 KB |
Output is partially correct |
| 72 |
Partially correct |
16 ms |
440 KB |
Output is partially correct |
| 73 |
Partially correct |
11 ms |
600 KB |
Output is partially correct |
| 74 |
Partially correct |
12 ms |
456 KB |
Output is partially correct |
| 75 |
Partially correct |
10 ms |
344 KB |
Output is partially correct |
| 76 |
Partially correct |
8 ms |
344 KB |
Output is partially correct |
| 77 |
Partially correct |
8 ms |
592 KB |
Output is partially correct |
| 78 |
Partially correct |
8 ms |
344 KB |
Output is partially correct |
| 79 |
Partially correct |
14 ms |
600 KB |
Output is partially correct |
| 80 |
Partially correct |
9 ms |
344 KB |
Output is partially correct |
| 81 |
Partially correct |
11 ms |
448 KB |
Output is partially correct |
| 82 |
Partially correct |
13 ms |
600 KB |
Output is partially correct |
