제출 #574825

#제출 시각아이디문제언어결과실행 시간메모리
574825Hackapie콤보 (IOI18_combo)C++17
컴파일 에러
0 ms0 KiB
#include "combo.h"
#include<bits/stdc++.h>
using namespace std;
 
std::string guess_sequence(int N){
  set<char> s;
  s.insert('A');
  s.insert('B');
  s.insert('X');
  s.insert('Y');
  string res;
  for(int i=1;i<=n;i++){
    //each i for ith character
    //in first i we have 4 choices 
    //afterthat we have 3 choices always
    char c;
    for(auto x:s){
      string aux=res;
      aux+=x;
      int ans=press(aux);
      if(ans==i){
        //ok this is part of the string 
        res=aux;
        c=x;
        break;
      }
    }
    if(i==1)s.erase(c);
  }
  return res;
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:12:18: error: 'n' was not declared in this scope
   12 |   for(int i=1;i<=n;i++){
      |                  ^