Submission #741824

#	Time	Username	Problem	Language	Result	Execution time	Memory
741824		haydendoo	Combo (IOI18_combo)	C++17	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

#include <bits/stdc++.h>
using namespace std;

string guess_sequence(int n) {
    string ans;
    for(int i=0; i<n; ++i) {
        if(press(ans+'A')==i+1) {
            ans.push_back('A');
        }
        else if(press(ans+'B')==i+1) {
            ans.push_back('B');
        }
        else if(press(ans+'X')==i+1) {
            ans.push_back('X');
        }
        else {
            ans.push_back('Y');
        }
    }
    return ans;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:7:12: error: 'press' was not declared in this scope
    7 |         if(press(ans+'A')==i+1) {
      |            ^~~~~