Cod sursa(job #605832)

Utilizator mika17Mihai Alex Ionescu mika17 Data 2 august 2011 12:58:03
Problema Lacate Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>

int main()
{
	std::ifstream fin("lacate.in");
	std::ofstream fout("lacate.out");

	int N;
	fin >> N;
	
	if(N == 2)
	{
		fout<<1<<' '<<1<<'\n';
		fout<<1<<'\n';
		fout<<1<<'\n';
	}
	else
	{	
		fout<<N<<' '<<2<<'\n';
		for(int i = 1 ; i < N; ++i)
		{	
			fout<<i<<' '<<i + 1<<'\n';
		}
		fout<<N<<' '<<1;
	}
}