#include "monster.h"
#include <bits/stdc++.h>
namespace {
std::mt19937 rnd(std::chrono::steady_clock::now().time_since_epoch().count());
std::vector<int> sort(std::vector<int> a) {
if (a.size() == 1) {
return a;
}
int m = a.size() / 2;
std::shuffle(a.begin(), a.end(), rnd);
std::vector<int> l(a.begin(), a.begin() + m), r(a.begin() + m, a.end());
l = sort(l);
r = sort(r);
int i = 0, j = 0;
for (int k = 0; k < int(a.size()); k++) {
if (i == int(l.size())) {
a[k] = r[j++];
} else if (j == int(r.size())) {
a[k] = l[i++];
} else if (Query(l[i], r[j])) {
a[k] = r[j++];
} else {
a[k] = l[i++];
}
}
return a;
}
std::vector<int> slow(std::vector<int> a) {
int n = a.size();
std::vector res(n, std::vector<bool>(n));
for (int i = 0; i < n; i++) {
for (int j = i + 1; j < n; j++) {
res[i][j] = Query(a[i], a[j]);
res[j][i] = !res[i][j];
}
}
std::vector<std::pair<int, int>> v;
for (int i = 0; i < n; i++)
v.emplace_back(std::accumulate(res[i].begin(), res[i].end(), 0), a[i]);
std::sort(v.begin(), v.end());
for (int i = 0; i < n; i++) {
a[i] = v[i].second;
}
if (Query(a[1], a[0])) std::swap(a[1], a[0]);
if (Query(a[n - 1], a[n - 2])) std::swap(a[n - 1], a[n - 2]);
return a;
}
} // namespace
std::vector<int> Solve(int n) {
std::vector<int> a(n);
std::iota(a.begin(), a.end(), 0);
a = sort(a);
std::vector<int> s(a.begin(), a.begin() + std::min(n, 10));
s = slow(s);
int x = s[0];
a.erase(std::find(a.begin(), a.end(), x));
a.insert(a.begin(), x);
for (int i = 1; i < n; i++) {
int j = i;
while (j < n && Query(a[j], x))
j++;
std::reverse(a.begin() + i, a.begin() + std::min(j + 1, n));
i = j;
x = a[i];
}
std::vector<int> ans(n);
for (int i = 0; i < n; i++) {
ans[a[i]] = i;
}
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
200 KB |
Output is correct |
| 2 |
Correct |
1 ms |
200 KB |
Output is correct |
| 3 |
Correct |
1 ms |
200 KB |
Output is correct |
| 4 |
Correct |
1 ms |
200 KB |
Output is correct |
| 5 |
Correct |
1 ms |
200 KB |
Output is correct |
| 6 |
Correct |
1 ms |
200 KB |
Output is correct |
| 7 |
Correct |
1 ms |
200 KB |
Output is correct |
| 8 |
Correct |
1 ms |
200 KB |
Output is correct |
| 9 |
Correct |
1 ms |
200 KB |
Output is correct |
| 10 |
Correct |
1 ms |
200 KB |
Output is correct |
| 11 |
Correct |
1 ms |
200 KB |
Output is correct |
| 12 |
Correct |
1 ms |
200 KB |
Output is correct |
| 13 |
Correct |
1 ms |
200 KB |
Output is correct |
| 14 |
Correct |
1 ms |
200 KB |
Output is correct |
| 15 |
Correct |
1 ms |
200 KB |
Output is correct |
| 16 |
Correct |
15 ms |
200 KB |
Output is correct |
| 17 |
Correct |
13 ms |
200 KB |
Output is correct |
| 18 |
Correct |
14 ms |
200 KB |
Output is correct |
| 19 |
Correct |
12 ms |
200 KB |
Output is correct |
| 20 |
Correct |
20 ms |
200 KB |
Output is correct |
| 21 |
Correct |
1 ms |
200 KB |
Output is correct |
| 22 |
Correct |
1 ms |
200 KB |
Output is correct |
| 23 |
Correct |
1 ms |
200 KB |
Output is correct |
| 24 |
Correct |
1 ms |
200 KB |
Output is correct |
| 25 |
Correct |
1 ms |
200 KB |
Output is correct |
| 26 |
Correct |
15 ms |
200 KB |
Output is correct |
| 27 |
Correct |
1 ms |
200 KB |
Output is correct |
| 28 |
Correct |
1 ms |
200 KB |
Output is correct |
| 29 |
Correct |
1 ms |
200 KB |
Output is correct |
| 30 |
Correct |
1 ms |
200 KB |
Output is correct |
| 31 |
Correct |
0 ms |
200 KB |
Output is correct |
| 32 |
Correct |
13 ms |
200 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
200 KB |
Output is correct |
| 2 |
Correct |
1 ms |
200 KB |
Output is correct |
| 3 |
Correct |
1 ms |
200 KB |
Output is correct |
| 4 |
Correct |
1 ms |
200 KB |
Output is correct |
| 5 |
Correct |
1 ms |
200 KB |
Output is correct |
| 6 |
Correct |
1 ms |
200 KB |
Output is correct |
| 7 |
Correct |
1 ms |
200 KB |
Output is correct |
| 8 |
Correct |
1 ms |
200 KB |
Output is correct |
| 9 |
Correct |
1 ms |
200 KB |
Output is correct |
| 10 |
Correct |
1 ms |
200 KB |
Output is correct |
| 11 |
Correct |
1 ms |
200 KB |
Output is correct |
| 12 |
Correct |
1 ms |
200 KB |
Output is correct |
| 13 |
Correct |
1 ms |
200 KB |
Output is correct |
| 14 |
Correct |
1 ms |
200 KB |
Output is correct |
| 15 |
Correct |
1 ms |
200 KB |
Output is correct |
| 16 |
Correct |
15 ms |
200 KB |
Output is correct |
| 17 |
Correct |
13 ms |
200 KB |
Output is correct |
| 18 |
Correct |
14 ms |
200 KB |
Output is correct |
| 19 |
Correct |
12 ms |
200 KB |
Output is correct |
| 20 |
Correct |
20 ms |
200 KB |
Output is correct |
| 21 |
Correct |
1 ms |
200 KB |
Output is correct |
| 22 |
Correct |
1 ms |
200 KB |
Output is correct |
| 23 |
Correct |
1 ms |
200 KB |
Output is correct |
| 24 |
Correct |
1 ms |
200 KB |
Output is correct |
| 25 |
Correct |
1 ms |
200 KB |
Output is correct |
| 26 |
Correct |
15 ms |
200 KB |
Output is correct |
| 27 |
Correct |
1 ms |
200 KB |
Output is correct |
| 28 |
Correct |
1 ms |
200 KB |
Output is correct |
| 29 |
Correct |
1 ms |
200 KB |
Output is correct |
| 30 |
Correct |
1 ms |
200 KB |
Output is correct |
| 31 |
Correct |
0 ms |
200 KB |
Output is correct |
| 32 |
Correct |
13 ms |
200 KB |
Output is correct |
| 33 |
Correct |
86 ms |
200 KB |
Output is correct |
| 34 |
Correct |
74 ms |
200 KB |
Output is correct |
| 35 |
Correct |
68 ms |
292 KB |
Output is correct |
| 36 |
Correct |
34 ms |
200 KB |
Output is correct |
| 37 |
Correct |
84 ms |
200 KB |
Output is correct |
| 38 |
Correct |
111 ms |
200 KB |
Output is correct |
| 39 |
Correct |
77 ms |
200 KB |
Output is correct |
| 40 |
Correct |
67 ms |
200 KB |
Output is correct |
| 41 |
Correct |
91 ms |
200 KB |
Output is correct |
| 42 |
Correct |
86 ms |
200 KB |
Output is correct |
| 43 |
Correct |
34 ms |
200 KB |
Output is correct |
| 44 |
Correct |
80 ms |
200 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
105 ms |
200 KB |
Output is correct |
| 2 |
Correct |
89 ms |
200 KB |
Output is correct |
| 3 |
Correct |
79 ms |
200 KB |
Output is correct |
| 4 |
Correct |
72 ms |
200 KB |
Output is correct |
| 5 |
Correct |
97 ms |
200 KB |
Output is correct |
| 6 |
Correct |
58 ms |
200 KB |
Output is correct |
| 7 |
Correct |
78 ms |
200 KB |
Output is correct |
| 8 |
Correct |
95 ms |
200 KB |
Output is correct |
| 9 |
Correct |
80 ms |
200 KB |
Output is correct |
| 10 |
Correct |
71 ms |
200 KB |
Output is correct |
| 11 |
Correct |
78 ms |
200 KB |
Output is correct |
| 12 |
Correct |
90 ms |
200 KB |
Output is correct |
| 13 |
Correct |
70 ms |
200 KB |
Output is correct |
| 14 |
Correct |
78 ms |
200 KB |
Output is correct |
| 15 |
Correct |
63 ms |
200 KB |
Output is correct |
| 16 |
Correct |
41 ms |
200 KB |
Output is correct |
| 17 |
Correct |
68 ms |
200 KB |
Output is correct |
| 18 |
Correct |
38 ms |
200 KB |
Output is correct |
