# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
799091 | finn__ | Newspapers (CEOI21_newspapers) | C++17 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int main()
{
size_t n, m;
cin >> n >> m;
cout << "YES\n";
if (n == 1)
{
cout << "1\n1\n";
return;
}
if (n == 2)
{
cout << "2\n1 1\n";
return;
}
cout << 2 * (n - 2) << '\n';
for (size_t i = 2; i < n; ++i)
cout << i << ' ';
for (size_t i = n - 1; i >= 2; --i)
cout << i << ' ';
cout << '\n';
}