제출 #919637

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
919637		Nurislam	Detecting Molecules (IOI16_molecules)	C++14	컴파일 에러	0 ms	0 KiB

molecules

#include "molecules.h"

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
vector<int> find_subset(int l, int r, vector<int> temp) {
	vector<int> ans;
	int n=temp.size();
	vector<pair<int, int>> w;
	for (int i = 0; i < n; ++i)
	{
		w.push_back({temp[i], i});
	}
	sort(w.begin(), w.end());
	long long sum=0;
	int i = 0, r = 0, sum = 0;
	while(r < n){
		sum+=w[r++].first;
		while(sum > r){
			sum -= w[i++].first;
		}
		if(sum > l){
			for(; i <= r; i++){
				ans.pb(w[i].second);
			}return ans;
		}
	}
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<long long int> find_subset(long long int, long long int, std::vector<long long int>)':
molecules.cpp:17:13: error: declaration of 'long long int r' shadows a parameter
   17 |  int i = 0, r = 0, sum = 0;
      |             ^
molecules.cpp:7:36: note: 'long long int r' previously declared here
    7 | vector<int> find_subset(int l, int r, vector<int> temp) {
      |                                    ^
molecules.cpp:17:20: error: redeclaration of 'long long int sum'
   17 |  int i = 0, r = 0, sum = 0;
      |                    ^~~
molecules.cpp:16:12: note: 'long long int sum' previously declared here
   16 |  long long sum=0;
      |            ^~~