Cod sursa(job #594634)

Utilizator suzanicaSuzanica Mihu suzanica Data 8 iunie 2011 17:00:34
Problema Generare de permutari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.52 kb
#include<fstream>
using namespace std;
int x[12],n,i,k;
int valid(int k)
{
	int i;
	for(i=1;i<k;i++)
		if(x[i]==x[k])
			return 0;
		return 1;
}
int main()
{
	ifstream f("permutari.in");
	ofstream g("permutari.out");
	f>>n;
	for(i=1;i<=n;i++)
		x[i]=0;
	i=1;
	do
	{
		do
		{
			x[i]++;
			if(x[i]>n)
			{
				x[i]=0;
				i--;
			}
			else
				if(valid(i))
					i++;
		}while(i<=n&&i>0);
		if(i>n)
		{
			for(i=1;i<=n;i++)
				g<<x[i]<<" ";
			i=n;
			g<<"\n";
		}
	}while(i>0);
	return 0;
}