Submission #722366

#	Time	Username	Problem	Language	Result	Execution time	Memory
722366		Johann	The Collection Game (BOI21_swaps)	C++14	50 / 100	478 ms	620 KiB

swaps

//
// --- Sample implementation for the task swaps ---
//
// To compile this program with the sample grader, place:
//     swaps.h swaps_sample.cpp sample_grader.cpp
// in a single folder and run:
//     g++ swaps_sample.cpp sample_grader.cpp
// in this folder.
//
#include "swaps.h"
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pii pair<int, int>
#define vb vector<bool>
#define vi vector<int>
#define vpii vector<pii>
#define vvb vector<vb>
#define vvi vector<vi>
#define vvpii vector<vpii>
#define sz(x) (int)(x).size()

int N, V;

void solve(int _N, int _V)
{
    N = _N, V = _V;
    vi ans;
    for (int i = 1; i <= N; ++i)
        ans.push_back(i);

    bool offset = 0;
    for (int foo = 0; foo < V; ++foo)
    {
        for (int idx = offset; idx < N - 1; idx += 2)
            schedule(ans[idx], ans[idx + 1]);

        vi comp = visit();
        for (int idx = offset; idx < N - 1; idx += 2)
            if (!comp[idx / 2])
                swap(ans[idx], ans[idx + 1]);

        offset = (offset + 1) % 2;
    }

    answer(ans);
}

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 3 / 3
• Subtask 4: 2 / 2
• Subtask 5: 9 / 9
• Subtask 6: 6 / 6
• Subtask 7: 9 / 9
• Subtask 8: 6 / 6
• Subtask 9: 0 / 21
• Subtask 10: 0 / 14
• Subtask 11: 0 / 9
• Subtask 12: 0 / 6