Submission #750951

#	Time	Username	Problem	Language	Result	Execution time	Memory
750951		B_Shahrom	Combo (IOI18_combo)	C++17	Compilation error	0 ms	0 KiB

combo

string guess_sequence(int N)
{
    string last="";
    string mx="ABXY";
    while (last.size()!=N){
        for (int i=0; i<4; i++){
            string tl=last+mx[i];
            int d=press(tl);
            //cout<<d<<endl;
            if (d==tl.size()){
                last+=mx[i];
                break;
            }
        }
        //cout<<last<<endl;
    }
    return last;
}

Compilation message (stderr)

combo.cpp:1:1: error: 'string' does not name a type
    1 | string guess_sequence(int N)
      | ^~~~~~