Submission #397133

#	Time	Username	Problem	Language	Result	Execution time	Memory
397133		ak2006	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	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];
}

Compilation message (stderr)

molecules.cpp:6:5: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
    6 | int [] find_subset(int l,int u,int [] w)
      |     ^
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:6:8: error: expected initializer before 'find_subset'
    6 | int [] find_subset(int l,int u,int [] w)
      |        ^~~~~~~~~~~