oj.uz

Submission #979220

# Submission time Handle Problem Language Result Execution time Memory
979220 2024-05-10T11:54:24 Z rahidilbayramli Cave (IOI13_cave) C++17
0 / 100
 46 ms 604 KB 
#include "cave.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define ll long long
#define ld long double
#define vl vector<ll>
#define vi vector<int>
#define pii pair<int, int>
#define pll pair<ll, ll>
#define all(v) v.begin(), v.end()
#define pb push_back
#define f first
#define s second
using namespace std;
using namespace __gnu_pbds;
typedef tree<pll, null_type, less<pll>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;
void exploreCave(int N) {
    int n = N, i, j;
    int isfound[n], f[n], sw[n], fa[n];
    for(i = 0; i < n; i++)
    {
        f[i] = 0;
        isfound[i] = 0;
        sw[i] = 0;
    }
    for(i = 0; i < n; i++)
    {
        int ask = tryCombination(f);
        for(j = 0; j < n; j++)
            fa[j] = f[j];
        int l = 0, r = n - 1;
        while(l <= r)
        {
            int mid = (l + r) / 2;
            for(j = l; j <= mid; j++)
            {
                if(!isfound[j])
                    fa[j] = 1 - fa[j];
            }
            int res = tryCombination(fa);
            int p1 = (ask == i), p2 = (res == i);
            if(p1 != p2)
                r = (l + r) / 2 - 1;
            else
                l = (l + r) / 2 + 1;
        }
        isfound[l] = 1;
        sw[l] = i;
        if(ask == i)
            fa[l] = 1 - fa[l];
        for(j = 0; j < n; j++)
            f[j] = fa[j];
    }
    answer(f, sw);
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 348 KB Answer is wrong
2 Halted 0 ms 0 KB -

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 46 ms 576 KB Answer is wrong
2 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Answer is wrong
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Answer is wrong
2 Halted 0 ms 0 KB -

Subtask #5
0 / 24.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 348 KB Answer is wrong
2 Halted 0 ms 0 KB -