제출 #397132

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
397132		ak2006	Detecting Molecules (IOI16_molecules)	C++17	컴파일 에러	0 ms	0 KiB

molecules

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define vi vector<int>
#define vvi vector<vi>
int []find_subset(int l,int u,int []w)
{
  int n = sizeof(w)/sizeof(w[0]);
  vvi a(n,vi(2));
  for (int i = 0;i<n;i++)a[i][0] = w[i],a[i][1] = i;
  ll sum = a[0][0],l = 0,r = 1;
  while (r <= n){
    if (sum >= mn && sum <= mx)break;
    if (sum > mx){sum -= a[l][0];l++;}
    else {if (r == n)break;sum += a[r][0];r++;}
    if (sum >= mn && sum <= mx)break;
  }
  if (!(sum >= mn && sum <= mx))return [];
  int ret[r - l];
  for (int i = l;i<r;i++)ret[i - l] = a[i][1];
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp:6:5: error: structured binding declaration cannot have type 'int'
    6 | int []find_subset(int l,int u,int []w)
      |     ^~
molecules.cpp:6:5: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
molecules.cpp:6:5: error: empty structured binding declaration
molecules.cpp:6:7: error: expected initializer before 'find_subset'
    6 | int []find_subset(int l,int u,int []w)
      |       ^~~~~~~~~~~