제출 #982326

#제출 시각아이디문제언어결과실행 시간메모리
982326nnin순열 (APIO22_perm)C++17
91.33 / 100
2 ms348 KiB
#include "perm.h"
#include<bits/stdc++.h>
using namespace std;
using ll = long long;

vector<int> construct_permutation(long long k)
{
	int g = __lg(k);
	vector<int> ans;
	int cur = 0;
	while(cur<g) {
		ans.push_back(cur++);
	}
	for(int i=g-1;i>=0;i--) {
		if(k & (1ll<<i)) {
			for(int j=0;j<ans.size();j++) if(ans[j]>=i) ans[j]++;
			ans.push_back(i);
		}
	}
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:16:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |    for(int j=0;j<ans.size();j++) if(ans[j]>=i) ans[j]++;
      |                ~^~~~~~~~~~~
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