Submission #1007443

#	Time	Username	Problem	Language	Result	Execution time	Memory
1007443		YesterdayOnceMore	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	0 ms	0 KiB

molecules

#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
const int N=2e5+5;
LL n,l,r,a[N];
LL s[N];
void work(int y,int x)
{
    if(y==0)
    {
        return ;
    }
    for(int i=x;i<=n;i++)
    {
        if(s[i+y-1]-s[i]<=r-a[i]&&l-a[i]<=s[n]-s[n-y+1])
        {
            l-=a[i];r-=a[i];
            cout<<i-1<<' ';
            work(y-1,i+1);
            return ;
        }
    }
}
int main()
{
    cin>>n>>l>>r;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
    }
    sort(a+1,a+n+1);
    for(int i=1;i<=n;i++)
    {
        s[i]=s[i-1]+a[i];
    }
    for(int i=1;i<=n;i++)
    {
        if(s[i]<=r&&l<=s[n]-s[n-i])
        {
            cout<<i<<endl;
            work(i,1);
            return 0;
        }
    }
    cout<<0<<endl;
    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccuy5Ibw.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccoeu4nv.o:molecules.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccuy5Ibw.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