Cod sursa(job #2121601)

Utilizator mariusn01Marius Nicoli mariusn01 Data 3 februarie 2018 21:48:57
Problema Dusman Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.87 kb
#include <fstream>
#define DIM 1010

using namespace std;

int a[DIM][DIM], f[DIM], x[DIM];
int n, gasit, z, y, i, sol, k, m;

ifstream fin("dusman.in");
ofstream fout("dusman.out");

void rec(int pas) {
    if (gasit)
        return;
    if (pas > n) {
        sol++;
        if (sol == k) {
            for (i=1;i<=n;i++)
                fout<<x[i]<<" ";
            fout<<"\n";
            gasit = 1;
        }
    } else {
        for (int i=1;i<=n;i++)
            if (f[i] == 0) {
                x[pas] = i;
                f[i] = 1;
                if (i == 1 || (i > 1 && a[ i ][ x[pas-1] ] == 0))
                    rec(pas+1);
                f[i] = 0;
            }
    }
}

int main () {


    fin>>n>>k>>m;
    for (i=1;i<=m;i++) {
        fin>>z>>y;
        a[z][y] = 1;
        a[y][z] = 1;
    }
    rec(1);
    return 0;
}