Submission #237551

#	Time	Username	Problem	Language	Result	Execution time	Memory
237551		NONAME	Karte (COCI18_karte)	C++17	24 / 120	142 ms	2296 KiB

karte

#include <bits/stdc++.h>
#define sz(x) int(x.size())
#define pb push_back
#define mp make_pair
#define ft first
#define sd second
#define el '\n'
using namespace std;

typedef long long ll;
const int N = 5e5 + 10;

int n, k, a[N];

int f(int x) {
    int cur = 0;

    for (int i = 0; i < n; i++)
        if (a[(i + x) % n] > cur)
            cur++;

    return cur;
}

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

    cin >> n >> k;
    for (int i = 0; i < n; i++)
        cin >> a[i];

    sort(a, a + n);

    int l = 0, r = n - 1;
    while (l < r) {
        int md = (l + r) >> 1;
        if (f(md) >= k) r = md;
            else l = md + 1;
    }

    if (f(l) == k) {
        for (int j = n - 1; j >= 0; --j)
            cout << a[(l + j) % n] << ' ';

        return 0;
    }

    cout << -1;
}

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