Submission #887295

#	Time	Username	Problem	Language	Result	Execution time	Memory
887295		vjudge1	Swap (BOI16_swap)	C++17	10 / 100	69 ms	600 KiB

swap

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

#define ll long long 
#define pb push_back
#define pii array<int, 2>

const int N = 20 + 2;

int n, a[N], o[N], ans[N];

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);

    cin >> n;
    for (int i = 1; i <= n; ++i) {
        cin >> a[i];
        o[i] = a[i];
        ans[i] = a[i];
    }

    for (int msk = 0; msk < (1 << n); ++msk) {
        for (int i = 1; i < n; ++i) {
            if (msk & (1 << i)) {
                swap(a[i + 1], a[(i + 1) / 2]); 
            }
        }

        for (int i = 1; i <= n; ++i) {
            if (a[i] != ans[i]) {
                if (a[i] < ans[i]) {
                    for (int j = 1; j <= n; ++j) {
                        ans[j] = a[j];
                    }
                }
                break;
            }
        }

        for (int i = 1; i <= n; ++i) {
            a[i] = o[i];
        }
    }

    for (int i = 1; i <= n; ++i) {
        cout << ans[i] << ' ';
    }

    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 27
• Subtask 4: 0 / 20
• Subtask 5: 0 / 32