Submission #968412

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
968412	2024-04-23 11:51:38	12345678	Permutation (APIO22_perm)	C++17	91.33 / 100	2 ms	348 KiB

perm

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#include "perm.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
int mx, cnt;
ll p[62];
vector<int> res, l;
std::vector<int> construct_permutation(long long k)
{
    p[0]=1;
    for (int i=1; i<62; i++) p[i]=p[i-1]*2;
    mx=cnt=0;
    res.clear();
    l.clear();
    ll tmp=k;
    while (tmp>0)
    {
        if (tmp%2==1) mx=max(mx, cnt), l.push_back(cnt);
        tmp/=2;
        cnt++;
    }
    for (int i=0; i<mx; i++) res.push_back(i);
    l.pop_back();
    reverse(l.begin(), l.end());
    for (auto x:l)
    {
 
 
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Compilation message (stderr)

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:31:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |         for (int i=x; i<res.size(); i++) res[i]++;
      |                       ~^~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 81.333333333 / 90