Submission #303698

#	Time	Username	Problem	Language	Result	Execution time	Memory
303698		Gilgamesh	콤보 (IOI18_combo)	C++17	Compilation error	0 ms	0 KiB

combo

#include "combo.h"

std::string guess_sequence(int N) {
    std::string strs[4] = {"A", "B", "X", "Y"};
    std::string ans = "";
    if(N == 3){
        while(N--){
            for(int i = 0; i < 4; ++i){
                int cur = press(ans + strs[i]);
                if(cur) {
                    ans += strs[i];
                    break;
                }
            }
        }
    }
    return S;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:17:12: error: 'S' was not declared in this scope
   17 |     return S;
      |            ^