Cod sursa(job #1890448)

Utilizator lessanleonard savu lessan Data 23 februarie 2017 11:52:50
Problema Combinari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.86 kb
#include <stdio.h>
using namespace std;
short int n,m,sol[19];
void init(short int k) {
    sol[k] = sol[k-1];
}
bool succesor(short int k){
    if(sol[k]<n){
        sol[k]++;
        return true;
    }
    return false;
}
bool valid(short int k){
    for(short int i=1;i<k;i++)
        if(sol[k]==sol[i])
        return false;
    return true;
}
bool solutie(short int k){
    return k==m;
}
void tipar(){
    for(short int i=1;i<=m;i++)
        printf("%d ",sol[i]);
    printf("\n");
}
void bkt(){
    int k=1;
    init(k);
    while(k){
        if(succesor(k)){
            if(valid(k)){
                if(solutie(k))
                    tipar();
                else init(++k);
            }
        }
        else k--;
    }
}
int main()
{
    freopen("combinari.in","r",stdin);
    freopen("combinari.out","w",stdout);
    scanf("%hu%hu",&n,&m);
    bkt();
    return 0;
}