Cod sursa(job #1062245)

Utilizator DenisacheDenis Ehorovici Denisache Data 20 decembrie 2013 21:56:36
Problema Combinari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.93 kb
#include <stdio.h>
using namespace std;
FILE*f=fopen("combinari.in","r");
FILE*g=fopen("combinari.out","w");
int n,k,p,as,ev,st[20];
int succ(int k)
{
    if (st[k]<n)
    {
        st[k]++;
        return 1;
    }
    return 0;
}
int valid(int k)
{
    for (int i=1;i<k;i++)
    {
        if (st[i]>=st[k]) return 0;
    }
    return 1;
}
int sol(int k)
{
    if (k==p) return 1;
    return 0;
}
void afis()
{
    for (int i=1;i<=p;i++)
    {
        fprintf(g,"%d ",st[i]);
    }
    fprintf(g,"\n");
}
int main()
{
    fscanf(f,"%d%d",&n,&p);
    k=1; st[k]=0;
    while (k>0)
    {
        do
        {
            as=succ(k);
            if (as) ev=valid(k);
        }while(as && !ev);
        if (as)
        {
            if (sol(k)) afis();
            else
            {
                k++;
                st[k]=0;
            }
        }
        else k--;
    }
    return 0;
}