제출 #1330682

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1330682		MuhammadSaram	콤보 (IOI18_combo)	C++20	컴파일 에러	0 ms	0 KiB

combo

#include <bits/stdc++.h>

using namespace std;

#define get press

string t="ABXY";

string guess_sequence(int n)
{
	if (n==1)
	{
		for (int j=0;j<3;j++)
			if (get(string(1,t[j])))
				return string(1,t[j]);
		return string(1,t[3]);
	}
	string s,q;
	int st=0,en=4;
	while (st+1<en)
	{
		int mid=(st+en)/2;
		if (get(t.substr(0,mid)))
			en=mid;
		else
			st=mid;
	}
	s+=t[en-1];
	swap(t[3],t[en-1]);
	for (int ct=2;ct<=n-1;ct++)
	{
		q=s,q+=t[0];
		for (int j=0;j<2;j++)
			q+=s, q+=t[1], q+=t[j];
		int x=get(q);
		if (x==ct)
			s+=t[0];
		else if(x==ct+1)
			s+=t[1];
		else
			s+=t[2];
	}
	for (int j=0;j<2;j++)
	{
		q=s, q+=t[j];
		if (get(q)==n) return q;
	}
	s+=t[2];
	return s;
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:5:13: error: 'press' was not declared in this scope
    5 | #define get press
      |             ^~~~~
combo.cpp:14:29: note: in expansion of macro 'get'
   14 |                         if (get(string(1,t[j])))
      |                             ^~~
combo.cpp:5:13: error: 'press' was not declared in this scope
    5 | #define get press
      |             ^~~~~
combo.cpp:23:21: note: in expansion of macro 'get'
   23 |                 if (get(t.substr(0,mid)))
      |                     ^~~
combo.cpp:5:13: error: 'press' was not declared in this scope
    5 | #define get press
      |             ^~~~~
combo.cpp:35:23: note: in expansion of macro 'get'
   35 |                 int x=get(q);
      |                       ^~~
combo.cpp:5:13: error: 'press' was not declared in this scope
    5 | #define get press
      |             ^~~~~
combo.cpp:46:21: note: in expansion of macro 'get'
   46 |                 if (get(q)==n) return q;
      |                     ^~~