제출 #245712

#제출 시각아이디문제언어결과실행 시간메모리
245712uacoder123콤보 (IOI18_combo)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) int(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))
 
typedef long long int lli;
typedef pair <lli,lli> ii;
typedef pair <lli,ii> iii;
typedef vector <lli> vi;
string guess_sequence(int N);
{
  int n=N;
  string s;
  vector<string> v={"A","B","C","D"};
  if(press("AB")==1)
  {
    if(press("A"))
      s+="A";
    else
      s+="B";
  }
  else
  {
    if(press("X"))
      s+="X";
    else
      s+="Y";
  }
  v.erase(s);
  v.pb(s);
  for(int i=0;i<n-1;++i)
  {
    int x=press(s+v[0]+s+v[1]+v[0]+s+v[1]+v[1]+s+v[1]+v[2]);
    if(x==s.size()+1)
      s+=v[0];
    else if(x==s.size()+2)
      s+=v[1];
    else
      s+=v[2];
  }
  if(press(s+"A"+s+"B")==s.size()+1)
  {
    if(press(s+"A")==s.size()+1)
      s+="A";
    else
      s+="B";
  }
  else
  {
    if(press(s+"X")==s.size()+1)
      s+="X";
    else
      s+="Y";
  }
  return(s);
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp:18:1: error: expected unqualified-id before '{' token
   18 | {
      | ^