Submission #872439

#	Time	Username	Problem	Language	Result	Execution time	Memory
872439		Zero	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

vector<int> find_subset(int l, int u, vector<int> a){
    int mn = 0,n = a.size();
    vector<int> v;
    int s = 0;
    bool jj = true;
    for(int i=0,j=0; i < n && j < n;){
        
        if(s>=l && s <= u){
            if(jj)j--;
            else i++;
            if(i == j) v.pb(i);
            else v.pb(i);v.pb(j);
            break;
        }
        if(s < l) s += a[j],j++,jj=true;
        if(s>u) s-=a[i], i ++,jj=false;
    }
    return v;
}

Compilation message (stderr)

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