Submission #644799

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
6447992022-09-25 09:02:22Tenis0206Permutation (APIO22_perm)C++17
91.33 / 100
2 ms340 KiB
#include <bits/stdc++.h>
using namespace std;
int fr[100005];
vector<int> construct_permutation(long long k)
{
int nr = 0;
long long aux = k;
while(aux!=1)
{
++nr;
aux /= 2;
}
vector<int> suf;
for(int b=0;b<nr;b++)
{
if((k & (1LL<<b)) != 0)
{
suf.push_back(b + suf.size());
}
}
reverse(suf.begin(),suf.end());
for(auto it : suf)
{
++fr[it];
}
int cnt = 0;
vector<int> rez;
 
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Compilation message (stderr)

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:44:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |     for(int i=0;i<rez.size();i++)
      |                 ~^~~~~~~~~~~
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