Cod sursa(job #531772)

Utilizator siminescuPaval Cristi Onisim siminescu Data 10 februarie 2011 11:50:11
Problema Oras Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.46 kb
#include<fstream>
using namespace std;

ifstream f("oras.in");
ofstream g("oras.out");

int N,a[202][202];

int main()
{
	f>>N;
	if(N==4)
		g<<-1;
	else{
		int bla,i,j;
		if(N%2) bla=2;
		else bla=3;
		for(i=1;i<N;++i)
			for(j=i+1;j<=N;++j)
				a[i][j]=1;
		for(i=1;i<=N;++i)
			for(j=i-bla;j>0;j-=2)
				a[i][j]=1, a[j][i]=0;
		if(!N%2) a[3][N]=1,a[N][3]=0;
		for(i=1;i<=N;++i){
			for(j=1;j<=N;++j)
				g<<a[i][j];
			g<<'\n';
		}
	}
}