#include "perm.h"
#include <vector>
#include <algorithm>
std::vector<int> construct_permutation(long long k) {
#define int long long
using namespace std;
int temp = --k;
vector <int> v;
while (temp) {
v.push_back(temp & 1);
temp >>= 1;
}
int sz = v.size();
for (int i = 0; i < sz; i++) {
while (i > 0 && v[i - 1] == 0 && v[i] > 0) {
v[i - 1] += 2;
v[i]--;
i--;
}
}
int cnt = -1;
vector <signed> ans;
vector <signed> keyin;
for (int i = 0; i < sz; i++) {
vector <int> t;
if (v[i] == 0)
continue;
while (--v[i]) {
keyin.push_back(++cnt);
}
ans.push_back(++cnt);
}
reverse(keyin.begin(), keyin.end());
for (signed &u : keyin)
ans.push_back(u);
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
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 |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Partially correct |
1 ms |
348 KB |
Partially correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Partially correct |
2 ms |
344 KB |
Partially correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Partially correct |
1 ms |
348 KB |
Partially correct |
11 |
Partially correct |
1 ms |
492 KB |
Partially correct |
12 |
Partially correct |
2 ms |
348 KB |
Partially correct |
13 |
Partially correct |
1 ms |
348 KB |
Partially correct |