Submission #783331

#	Time	Username	Problem	Language	Result	Execution time	Memory
783331		vh50	Newspapers (CEOI21_newspapers)	C++17	0 / 100	1 ms	212 KiB

newspapers

#include <bits/stdc++.h>
#define int long long
#define endl "\n"
using namespace std;
int n, m;
main()
{
	cin >> n >> m;
	cout << "YES" << endl;
	if(n == 1)	{cout << 1 << endl << 1; return 0;}
	cout << (n * (n - 1))/2 << endl;
	for(int i = 1; i <= n; i++)
	{
		for(int j = 0; j < i; j++)	cout << i << " ";
	}
	cout << endl;
}

Compilation message (stderr)

newspapers.cpp:6:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    6 | main()
      | ^~~~

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