제출 #1024162

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1024162		ksu2009en	콤보 (IOI18_combo)	C++17	컴파일 에러	0 ms	0 KiB

combo

#include <iostream>
#include <vector>
#include <string>
#include <math.h>
#include <cmath>
#include <iomanip>
#include <cstdio>
#include <algorithm>
#include <numeric>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <deque>
#include <bitset>
#include <cstring>
#include <unordered_map>

using namespace std;
typedef long long ll;

//int press(string p){
//    
//    return 0;
//}

string guess_sequence(int n){
    string ans;
    if(press("A"))
        ans = "A";
    else if(press("B"))
        ans = "B";
    else if(press("X"))
        ans = "X";
    else
        ans = "Y";
    
    vector<string> vec, v = {"A", "B", "X", "Y"};
    for(auto i: v)
        if(i != ans)
            vec.push_back(i);
    
    for(int i = 1; i <= n - 2; i++){
        string res = ans + vec[0];
        res += ans + vec[1] + vec[0];
        res += ans + vec[1] + vec[1];
        res += ans + vec[1] + vec[2];
        
        ll c = press(res);
        if(c == 1)
            ans += vec[0];
        else if(c == 2)
            ans += vec[1];
        else
            ans += vec[2];
    }
    
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:29:8: error: 'press' was not declared in this scope
   29 |     if(press("A"))
      |        ^~~~~
combo.cpp:49:16: error: 'press' was not declared in this scope; did you mean 'res'?
   49 |         ll c = press(res);
      |                ^~~~~
      |                res