제출 #380852

#제출 시각아이디문제언어결과실행 시간메모리
380852fl0rianCombo (IOI18_combo)C++14
10 / 100
88 ms560 KiB
#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <string>
#include "combo.h"
#include <iostream>
 
using namespace std;
 
string lets[4]={"A","B","X","Y"};
 
std::string guess_sequence(int N) {
    string ans="";
 
    int dontUse=-1;
    int found=0;
    int i=0;
 
    for(int i=0;i<4&&dontUse==-1;i++)
        if(press(lets[i])==1)
            dontUse=i;
 
    ans+=lets[dontUse];
 
    for(int i=1;i<N;i++){
        found=0;
        for(int j=0;j<4 && !found;j++)
            if(dontUse!=j && press(ans + lets[j])==i+1 ){
                ans+=lets[j];
                found=1;
            }
    }
  
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:17:9: warning: unused variable 'i' [-Wunused-variable]
   17 |     int i=0;
      |         ^
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