Cod sursa(job #1185646)

Utilizator ducu34Albastroiu Radu Gabriel ducu34 Data 16 mai 2014 10:51:48
Problema Generare de permutari Scor 20
Compilator cpp Status done
Runda Arhiva educationala Marime 0.43 kb
#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int x[15],viz[15],n,k;
void tipar(int k)
{
	for(int i=1;i<=n;i++)
	fout<<x[i];
	fout<<"\n";
}
void back(int k)
{
	for(int i=1;i<=n;i++)
	{
		if(!viz[i])
		{
			x[k]=i;
			viz[i]=1;
			if(k==n)
				tipar(k);
			else
				back(k+1);
			viz[i]=0;
		}
	}
}
int main()
{
    fin>>n;
    back(1);
    return 0;
}