Cod sursa(job #1275635)

Utilizator AlxzAlex Cremeneanu Alxz Data 25 noiembrie 2014 13:58:09
Problema Combinari Scor 40
Compilator cpp Status done
Runda Arhiva educationala Marime 0.75 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin ("combinari.in");
ofstream fout ("combinari.out");
int n,viz[9],x[9],t;
int cont (int i)
{
    for(int j=i;j<=n;j++)
        if(viz[j]==1)
            return 0;
    return 1;
}
void tipar (int k)
{
    for(int i=1;i<=k;i++)
        fout<<x[i]<<" ";
    fout<<'\n';
}

void back(int k)
{
    for(int i=1;i<=n;i++)
    {
        if(viz[i]==0&&cont(i))
        {
            x[k]=i;
            viz[i]=1;
            if(k==t)
            {
                tipar(k);
            }
            else
            {
                back(k+1);
            }
            viz[i]=0;
        }
    }
}
int main()
{
    fin>>n>>t;
    back(1);
    return 0;
}