Submission #550605

#	Time	Username	Problem	Language	Result	Execution time	Memory
550605		Olympia	Cave (IOI13_cave)	C++17	Compilation error	0 ms	0 KiB

cave

#include <iostream>
#include <vector>
#include <iomanip>
#include <algorithm>
#include <cassert>
#include <map>
#include <complex>
#include <cmath>
#include <set>
#include "cave.h"
using namespace std;
/*
int tryCombination(bool v[]) {
    vector<int> doors;
    for (int i = 0; i < n; i++) {
        if (v[i] == oracle[i]) {
            doors.push_back(door[i]);
        }
    }
    sort(doors.begin(), doors.end());
    for (int i = 0; i < doors.size(); i++) {
        if (doors[i] != i) {
            return i;
        }
    }
    return doors.size();
}
 */
void exploreCave (int n) {
    vector<pair<int,bool>> vec;
    int c[n]; int arr[n];
    for (int i = 0; i < n; i++) {
        bool a[n];
        for (int j = 0; j < n; j++) {
            a[j] = true;
        }
        for (auto& p: vec) a[p.first] = p.second;
        bool b = (tryCombination(a) >= i + 1);
        int l = 0;
        int r = n - 1;
        while (l != r) {
            int m = (l + r)/2;
            for (int j = 0; j < n; j++) a[j] = !b;
            for (int j = 0; j <= m; j++) {
                a[j] = b;
            }
            for (auto& p: vec) a[p.first] = p.second;
            if (tryCombination(a) >= i + 1) {
                r = m;
            } else {
                l = m + 1;
            }
        }
        arr[l] = i;
        vec.emplace_back(l, b);
    }
    for (auto& p: vec) {
        c[p.first] = p.second;
    }
    answer(c, arr);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:38:34: error: cannot convert 'bool*' to 'int*'
   38 |         bool b = (tryCombination(a) >= i + 1);
      |                                  ^
      |                                  |
      |                                  bool*
In file included from cave.cpp:10:
cave.h:8:24: note:   initializing argument 1 of 'int tryCombination(int*)'
    8 | int tryCombination(int S[]);
      |                    ~~~~^~~
cave.cpp:48:32: error: cannot convert 'bool*' to 'int*'
   48 |             if (tryCombination(a) >= i + 1) {
      |                                ^
      |                                |
      |                                bool*
In file included from cave.cpp:10:
cave.h:8:24: note:   initializing argument 1 of 'int tryCombination(int*)'
    8 | int tryCombination(int S[]);
      |                    ~~~~^~~