Cod sursa(job #2483516)

Utilizator XXMihaiXX969Gherghinescu Mihai Andrei XXMihaiXX969 Data 29 octombrie 2019 20:51:48
Problema Generare de permutari Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.02 kb
#include <iostream>
#include <fstream>

using namespace std;

ifstream in("permutari.in");
ofstream out("permutari.out");

int n,k;

int st[15];

void init()
{
    st[k] = 0;
}

int succesor()
{
    if(st[k] < n && k <=n)
    {
        st[k] ++;
        return 1;
    }
    return 0;
}

int valid()
{
    for(int i = 1; i < k; i++)
        if(st[i] == st[k])
        return 0;

    return 1;

}

int solutie()
{
  return k == n;
}

void tipar()
{
    for(int i = 1;i <= n;i++)
        out << st[i] <<" ";
    out <<"\n";

}

void bt()
{
     k = 1;
    init();
    while(k)
    {
         int as = 1;
         int ev = 0;
        while(as&&!ev)
        {
            as = succesor( );
            if(as)
                ev = valid( );
        }
        if(as)
        if(solutie())
           tipar();
        else
        {
            k++;
            init();
        }
        else
            k--;
    }
}

int main()
{
   in >> n;

   bt();
    return 0;
}