Submission #916729

#	Time	Username	Problem	Language	Result	Execution time	Memory
916729		_VIBE	Combo (IOI18_combo)	C++17	Compilation error	0 ms	0 KiB

combo

#include<bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
  	
  	//querying for first pos
  	
  	set<char> s={'A','X','B','Y'};
  	string ans;
  	for(auto x:s){
      	if(press(to_string(x))==1){
           ans+=x;
           s.erase(x);break;
        }
    }
  	
  	int val=1;
  	for(int i=1;i<n;i++){
      	for(auto x:s){
          	ans+=x;
          	if(press(ans)==val+1) break;
          	ans.pop_back();
        }
    }
  
  	return ans;
  
  
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:10:11: error: 'press' was not declared in this scope
   10 |        if(press(to_string(x))==1){
      |           ^~~~~
combo.cpp:17:18: error: 'n' was not declared in this scope
   17 |    for(int i=1;i<n;i++){
      |                  ^
combo.cpp:20:15: error: 'press' was not declared in this scope
   20 |            if(press(ans)==val+1) break;
      |               ^~~~~