Submission #1188416

#	Time	Username	Problem	Language	Result	Execution time	Memory
1188416		lioow	Detecting Molecules (IOI16_molecules)	C++20	Compilation error	0 ms	0 KiB

molecules

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
#define int long long
#define pb push_back
#define repp(i,x,n) for(int i=x;i<=n;i++)
#define rep(i,x,n) for(int i=x;i>=n;i--)
#define cy cout<<"YES"<<endl
#define cn cout<<"NO"<<endl
#define r0 return 0
#define fi first
#define se second
#define liow ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define jelek cout<<"jelek"<<endl
#define pii pair<int,int>
#define all(v) v.begin(),v.end()
#define pi pair<pair<int,int>,pair<int,int>>
#define p3 pair<int,pair<int,int>>
#define p2
#define tp tuple<int,int,int>
#define fl fflush(stdout)
#define lb long double
#define p5 pair<int,pair<pair<int,int>,pair<int,int>>>


vector<int> find_subset(int d,int u,vector<int>w){
	vector<int>ans;
	int l=0,r=0,n=w.size()-1;
	vector<pii>a;
	repp(i,0,n){
		a.pb({w[i],i});
	}
	sort(all(a));
	int sum=0;
	for(;l<n && r<n;r++){
		sum+=a[r].fi;
		while(sum>u){
			sum-=a[l].fi;
			l++;
		}
		if(d<=sum && sum<=u){
			repp(i,l,r){
				ans.pb(a[i].se);
			}
			return ans;
		}
	}
	return {};
}

Compilation message (stderr)

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
/usr/bin/ld: /tmp/cc4lM11V.o: in function `main':
grader.cpp:(.text.startup+0x173): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status