Cod sursa(job #952348)

Utilizator TimopallTimoficiuc Paul Timopall Data 23 mai 2013 09:37:33
Problema Generare de permutari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.54 kb
#include<iostream>
#include<fstream>
using namespace std;
int n,a[200];
ifstream f("permutari.in"); ofstream g("permutari.out");
using namespace std;
bool bun(int k)
{
	for(int i=1;i<k;i++)
		if(a[i]==a[k])
			return 0;
	return 1;
}
void afisare()
{
	for(int i=1;i<=n;i++)
		g<<a[i]<<" ";
	g<<'\n';
}
int main()
{
	int i;
	i=1;
	f>>n;
	while(i)
	{
		while(i&&i<=n)
		{
			a[i]++;
			if(a[i]>n)
			{
				a[i]=0;
				i--;
			}
			else
				if(bun(i))
					i++;
		}
		if(i>n)
		{
			afisare();
			i=n;
		}
	}
}