Submission #167324

#	Time	Username	Problem	Language	Result	Execution time	Memory
167324		muhammad_hokimiyon	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

# include <bits/stdc++.h>

using namespace std;

string guess_sequence( int N )
{
    string s;
    vector < string > t;
    if( press( "AB" ) > 0 ){
        if( press( "A" ) == 1 ){
            s = "A";
            t = { "B" , "X" , "Y" };
        }
        else{
            s = "B";
            t = { "B" , "X" , "Y" };
        }
    }
    else{
        if( press( "X" ) == 1 ){
            s = "X";
            t = { "A" , "B" , "Y" };
        }
        else{
            s = "Y";
            t = { "A" , "B" , "X" };
        }
    }
    if( N == 1 )return s;
    for( int i = 1; i < N - 1; i++ ){
        string g = s + t[0] + s + t[1] + t[0] + s + t[1] + t[1] + s + t[1] + t[2];
        int c = press(g);
        if( c == i )s += t[2];
        else if( c == i + 1 )s += t[0];
        else s += t[1];
    }
    if( press( s + "A" + s + "B" ) == N ){
        if( press( s + "A" ) == 1 ){
            s += "A";
        }
        else{
            s += "B";
        }
    }
    else{
        if( press( s + "X" ) == N ){
            s += "X";
        }
        else{
            s += "Y";
        }
    }
    return s;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:9:9: error: 'press' was not declared in this scope
    9 |     if( press( "AB" ) > 0 ){
      |         ^~~~~
combo.cpp:32:17: error: 'press' was not declared in this scope
   32 |         int c = press(g);
      |                 ^~~~~
combo.cpp:37:9: error: 'press' was not declared in this scope
   37 |     if( press( s + "A" + s + "B" ) == N ){
      |         ^~~~~