제출 #385116

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
385116		Azimjon	동굴 (IOI13_cave)	C++17	컴파일 에러	0 ms	0 KiB

cave

#include "cave.h"
#include <bits/stdc++.h>

using namespace std;

void exploreCave(int N)
{
    int s[N], d[N];

    memset(s, 0, sizeof(s));
    memset(d, -1, sizeof(d));

    vector<int> r;
    for (int i = 0; i < N; i++)
    {
        r.push_back(tryCombination(s));

        int l = 0, r = N - 1;
        while (l < r) {
            int m = (l + r) / 2;

            for (int j = l; j <= m; j++) {
                if (d[j] == -1) s[j] ^= 1;
            }

            r.push_back(tryCombination(s));

            if ((r.back() == i) ^ (r[r.size() - 2] == i)) {
                r = m;
            } else {
                l = m;
            }
        }

        d[l] = i;
        s[l] ^= 1;
    }

    answer(s, d);
}

컴파일 시 표준 에러 (stderr) 메시지

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:26:15: error: request for member 'push_back' in 'r', which is of non-class type 'int'
   26 |             r.push_back(tryCombination(s));
      |               ^~~~~~~~~
cave.cpp:28:20: error: request for member 'back' in 'r', which is of non-class type 'int'
   28 |             if ((r.back() == i) ^ (r[r.size() - 2] == i)) {
      |                    ^~~~
cave.cpp:28:40: error: request for member 'size' in 'r', which is of non-class type 'int'
   28 |             if ((r.back() == i) ^ (r[r.size() - 2] == i)) {
      |                                        ^~~~