Cod sursa(job #1123872)

Utilizator bububulmez1Bulmez Alexandru bububulmez1 Data 26 februarie 2014 10:29:58
Problema Combinari Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.66 kb
#include <iostream>
#include <stdio.h>
using namespace std;
FILE *f=fopen("text.in","r");
FILE *g=fopen("text.out","w");

int n,t,st[10];

void afisare_sol()
{
    for(int i=1;i<=t;i++)
         fprintf(g,"%d ",st[i]);
    fprintf(g,"\n");
}

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

void back(int k)
{
    if(k==t+1)
       afisare_sol();
    else for(int i=1;i<=n;i++)
            if(valid(i,k)==1)
            {
                st[k]=i;
                back(k+1);
            }
}

int main()
{
    fscanf(f,"%d%d",&n,&t);
    back(1);
    return 0;
}