제출 #982360

#제출 시각아이디문제언어결과실행 시간메모리
982360batsukh2006콤보 (IOI18_combo)C++17
5 / 100
1 ms544 KiB
#include "combo.h"
#include<bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
	string t="ABXY",ans="";
	for(int i=0; i<3; i++){
		string r="";
		r+=t[i];
		if(press(r)) ans+=t[i];
	}
	string s="";
	if(ans.size()==0) ans+=t[3];
	for(int i=0; i<4; i++){
		string r="";
		r+=t[i];
		if(r!=ans) s+=t[i];
	}
	for(int i=1; i<N-1; i++){
		string tmp="";
		tmp+=ans+s[0];
		tmp+=ans+s[1]+s[0];
		tmp+=ans+s[1]+s[1];
		tmp+=ans+s[1]+s[2];
		int lst=ans.size();
		int find=press(tmp);
		if(find==lst) ans+=s[2];
		else if(find==lst+1) ans+=s[0];
		else ans+=s[1];
	}
	bool ok=0;
	for(int i=0; i<2; i++){
		string r=ans;
		r+=s[i];
		if(press(r)>ans.size()) ans+=s[i],ok=1;
	}
	if(!ok) ans+=s[2];
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:34:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |   if(press(r)>ans.size()) ans+=s[i],ok=1;
      |      ~~~~~~~~^~~~~~~~~~~
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