Submission #410805

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
410805	2021-05-23 18:42:22	DavidDamian	Cave (IOI13_cave)	C++11	0 / 100	2078 ms	41208 KiB

cave

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#include <iostream>
#include "cave.h"
using namespace std;
int status[5005];
int door[5005];
int locked[5005];
void reset(int n, int L, int R, int correct)
{
    for (int i = L; i <= R; i++) {
        if (locked[i]) continue;
        status[i] = correct;
    }
    for (int i = 0; i < n; i++) {
        cout << status[i] << " ";
    }
    cout << endl;
}
int binarySearch(int n, int i, int correct)
{
    int L = 0, R = n - 1;
    while (L < R) {
        //cout << L << " "<< R << endl;
        int mid = (L + R) / 2;
        reset(n, L, mid, correct);
        reset(n, mid + 1, R, !correct);
        if (tryCombination(status) != i)
            R = mid;
        else
            L = mid + 1;
 
 
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