Submission #774590

#	Time	Username	Problem	Language	Result	Execution time	Memory
774590		JMs	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

vector<long long> find_subset(long long l, long long u, vector<long long> w)
    {
        unsigned  const long long tam = 200005;
        long long v[tam], aux, c=0, ph, pl, s;
        vector <long long> result;
        for( long long i=0; i<w.size(); i++){
            v[i]=i;
        }
        for( long long i=0; i<w.size()-1; i++){
            for( long long j=i+1; j<w.size(); j++){
                if(w[i]>w[j]){
                    aux=w[j];
                    w[j]=w[i];
                    w[i]=aux;
                    aux=v[j];
                    v[j]=v[i];
                    v[i]=aux;
                }
            }
        }
        pl=0;
        ph=0;
        s=w[0];
        while(1){
            //cout<<pl<<" "<<ph<<" "<<s<<endl;
            if(s<l && ph<w.size()-1){
                ph++;
                s+=w[ph];
            }
            else if(s>u && pl<ph){
                s-=w[pl];
                pl++;
            }
            else if( ph==w.size()-1 && (s>u || s<l)){
                return vector<long long>();
                break;
            }
            else{
                for( long long i=pl; i<=ph; i++){
                    result.push_back(v[i]);
                }
                break;
            }
        }
        return result;
    }

Compilation message (stderr)

molecules.cpp:1:1: error: 'vector' does not name a type
    1 | vector<long long> find_subset(long long l, long long u, vector<long long> w)
      | ^~~~~~