Cod sursa(job #1323270)

Utilizator JokerOsHreceniuc Cristian JokerOs Data 20 ianuarie 2015 21:19:04
Problema Generare de permutari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.74 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;
        }
    }
}