제출 #591758

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
591758	2022-07-07 20:26:25	keta_tsimakuridze	순열 (APIO22_perm)	C++17	100 / 100	2 ms	340 KiB

perm

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#include "perm.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;
vector<int> x;
map<int,int> id;
/*
5
100000000000000
*/
void add(int a) {
    x.push_back(a);
    id[a] = (int)x.size() - 1;
}
std::vector<int> construct_permutation(long long k)
{
    x.clear();
    int l = 0, r = -1;
    int b = 0;
    for(int i = 0; i < 60; i++) if(k & (1ll << i)) b = i;
    --b;
  //  cout << b << endl;
  for(int i = b; i >= 1; i -= 2) {
        ll b1 = k & (1ll << i);
        ll b2 = k & (1ll << (i - 1));
        if(!b1 && !b2) {
            add(++r);
            add(++r);
            continue;
        }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:64:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |  for(int i = 0; i < x.size(); i++) x[i] += -l;
      |                 ~~^~~~~~~~~~

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