Submission #841040

#	Time	Username	Problem	Language	Result	Execution time	Memory
841040		manhlinh1501	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
using pli = pair<i64,int>;
#define sz(a) (int)a.size()
#define eb emplace_back
#define all(a) a.begin(),a.end()

vector<int> find_subset(int l,int r,vector<int> &a){
	int n = sz(a);
	vector<pli> sum(n+1,{0,0});
	for(int i=0;i<n;i++){
		sum[i+1].first=sum[i].first+a[i];
		sum[i+1].second=i;
	}
	sort(all(sum));
	vector<int> ans;
	for(int i=1;i<=n;i++){
		for(int j=i;j<=n;j++){
			i64 res=sum[j].first-sum[i-1].first;
			if(l<=res and res<=r){
				for(int k=i;k<=j;k++)
					ans.eb(sum[k].second);
				return ans;
			}
		}
	}
	sort(all(ans));
	return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc63ebmY.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