제출 #1060847

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1060847		thinknoexit	Newspapers (CEOI21_newspapers)	C++17	8 / 100	1 ms	456 KiB

newspapers

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

int main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    int n;
    cin >> n;
    if (n <= 2) {
        cout << "YES\n";
        cout << n << '\n';
        for (int i = 1;i <= n;i++) cout << 1 << ' ';
        return 0;
    }
    cout << "YES\n";
    cout << 2 * (n - 2) << '\n';
    for (int i = 2;i < n;i++) {
        cout << i << ' ';
    }
    for (int i = n - 1;i > 1;i--) {
        cout << i << ' ';
    }
    return 0;
}

• Subtask 1: 0 / 12
• Subtask 2: 8 / 8
• Subtask 3: 0 / 80