제출 #842486

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
842486	2023-09-03 00:29:50	CodePlatina	Longest Trip (IOI23_longesttrip)	C++17	컴파일 에러	0 ms	0 KiB

longesttrip

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
#include "longesttrip.h"
#include <iostream>
#include <algorithm>
#define pii pair<int, int>
#define ff first
#define ss second
using namespace std;
vector<int> longest_trip(int N, int d)
{
    bool chc[N]{};
    vector<pii> V;
    for(int i = 0; i < N; ++i)
    {
        for(int j = i + 1; j < N; ++j)
        {
            if(!are_connected(vector<int>{i}, vector<int>{j}))
                chc[i] = true, chc[j] = true, V.push_back({i, j});
        }
    }
    vector<int> ret;
    for(auto [x, y] : V) ret.push_back(x);
    for(int i = 0; i < N; ++i) if(!chc[i]) ret.push_back(x);
    for(auto [x, y] : V) ret.push_back(y);
    return ret;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

컴파일 시 표준 에러 (stderr) 메시지

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:24:58: error: 'x' was not declared in this scope
   24 |     for(int i = 0; i < N; ++i) if(!chc[i]) ret.push_back(x);
      |                                                          ^