Submission #573687

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
5736872022-06-07 05:13:05JomnoiPermutation (APIO22_perm)C++17
91.33 / 100
3 ms340 KiB
#include <bits/stdc++.h>
#include "perm.h"
using namespace std;
vector <int> construct_permutation(long long k) {
deque <int> p;
vector <int> binary;
while(k > 0) {
binary.push_back(k % 2);
k /= 2;
}
reverse(binary.begin(), binary.end());
int n = 0;
for(int i = 1; i < binary.size(); i++) {
p.push_back(n++);
if(binary[i] == 1) {
p.push_front(n++);
}
}
return vector <int> (p.begin(), p.end());
}
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Compilation message (stderr)

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:17:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for(int i = 1; i < binary.size(); i++) {
      |                    ~~^~~~~~~~~~~~~~~
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