Submission #90808

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
90808	2018-12-24 14:12:26	tpoppo	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

combo

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#include<bits/stdc++.h>
#ifndef EVAL
#include "combo.h"
#endif // EVAL
using namespace std;
int n;
string pref;
vector<char> valid ={'A','B','X','Y'};
void get_next(){
    if(press(pref + valid[0] + pref + valid[1]) == pref.size()+1){
        if(press(pref + valid[0]) == pref.size()+1){
            pref += valid[0];
        }else{
            pref += valid[1];
        }
    }else{
        pref += valid[2];
    }
}
string guess_sequence(int N) {
    n = N;
    if(press("AB")){
        if(press("A")){
            pref = "A";
            valid.erase(valid.begin());
 
 
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Compilation message (stderr)

combo.cpp: In function 'void get_next()':
combo.cpp:14:8: error: 'press' was not declared in this scope
   14 |     if(press(pref + valid[0] + pref + valid[1]) == pref.size()+1){
      |        ^~~~~
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:27:8: error: 'press' was not declared in this scope
   27 |     if(press("AB")){
      |        ^~~~~