Submission #919630

#	Time	Username	Problem	Language	Result	Execution time	Memory
919630		Nurislam	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	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 u, vector<int> w) {
	int n = w.size();
	vector<pair<int,int> > res;
	for(int i = 0; i < n; i++)res.pb({w[i], i});
	sort(res.begin(), res.end());
	int i = 0, r = 0, sum = 0;
	while(r < n){
		while(sum > r){
			sum -= res[i++].first;
		}
		if(sum > l){
			vector<int> ans;
			for(; i <= r; i++){
				ans.pb(res[i].second);
			}return ans;
		}
		sum+=res[r++].first;
	}
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<long long int> find_subset(long long int, long long int, std::vector<long long int>)':
molecules.cpp:9:25: warning: control reaches end of non-void function [-Wreturn-type]
    9 |  vector<pair<int,int> > res;
      |                         ^~~
/usr/bin/ld: /tmp/ccqnjglu.o: in function `main':
grader.cpp:(.text.startup+0x18d): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status