Submission #670625

#	Time	Username	Problem	Language	Result	Execution time	Memory
670625		gustavo_d	Cave (IOI13_cave)	C++17	Compilation error	0 ms	0 KiB

cave

#include "cave.h"
#include <bits/stdc++.h>
using namespace std;

int exploreCave(int n) {
    int confirmed[n];
    int test[n];
    int correspondence[n];
    for (int i = 0; i < n; i++)
        test[i] = 0;
    
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    for(int to_try = 0; to_try<n; to_try++) {
        int l = 0; int r = n;
        while (l != r) {
            int mid = (l+r) / 2;
            for (int i = l; i<r; i++) {
                if (confirmed[i] != -1) test[i] = confirmed[i];
                else {
                    if (i < mid) test[i] = 0;
                    else test[i] = 1;
                }
            }
            int tried = tryCombination(test);
            if (to_try != tried) {
                r = mid;
            } else {
                l = mid + 1;
            }
        }
        confirmed[i] = l;
        correspondence[l] = i;
    }
    answer(confirmed, correspondence);
    return 0;
}

Compilation message (stderr)

cave.cpp:5:5: error: ambiguating new declaration of 'int exploreCave(int)'
    5 | int exploreCave(int n) {
      |     ^~~~~~~~~~~
In file included from cave.cpp:1:
cave.h:10:6: note: old declaration 'void exploreCave(int)'
   10 | void exploreCave(int N);
      |      ^~~~~~~~~~~
cave.cpp: In function 'int exploreCave(int)':
cave.cpp:33:19: error: 'i' was not declared in this scope
   33 |         confirmed[i] = l;
      |                   ^