Cod sursa(job #1641114)

Utilizator Moise_AndreiMoise Andrei Moise_Andrei Data 8 martie 2016 21:03:24
Problema Generare de permutari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.56 kb
#include <iostream>
#include <fstream>
#include <bitset>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
int n;
int v[15];
bitset <15> marcat;
void _back(int poz)
{
    if(n+1==poz){
        for(int i=1;i<=n;i++)
            out<<v[i]<<" ";
        out<<'\n';
    }
    for(int i=1;i<=n;i++)
    {
        if(marcat[i]==0)
        {
            v[poz]=i;
            marcat[i]=1;
            _back(poz+1);
            marcat[i] = 0;
        }
    }
}
int main()
{
    in>>n;
    _back(1);
    return 0;
}