Cod sursa(job #2386897)

Utilizator BiancaMariaVulsanVulsan Bianca Maria BiancaMariaVulsan Data 23 martie 2019 21:06:27
Problema Combinari Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.7 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
int a[20],n,k;

int valid(int t)
{
    int j;
    for(j=1; j<t; j++)
        if(a[j]>=a[t])
        return 0;
    return 1;
}

int sol(int t)
{
    if(t==k)
        return 1;
    return 0;
}

void afis()
{
    int i;
   for(i=1; i<=k; i++)
        g<<a[i]<<" ";
   g<<"\n";
}

void bkt(int x)
{
    int i;
    for(i=1; i<=n; i++)
    {
        a[x]=i;
        if(valid(x))
            if(sol(x))
            afis();
        else
            bkt(x+1);
    }
}

int main()
{
    f>>n>>k;
    bkt(1);
    f.close();
    g.close();
    return 0;
}