Cod sursa(job #1117073)

Utilizator CostanMiriamCostan Miriam CostanMiriam Data 23 februarie 2014 00:18:21
Problema Dusman Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.73 kb
#include <fstream>

using namespace std;

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

int v[1005], m[1005][1005], f[1005], rez,k,M,ok,n,i,x,y;

void back(int i) {

    if (i==n+1) {
        rez++;
        if (rez==k) {
            for (int j=1;j<=n;j++)
                fout<<v[j]<<" ";
            ok=0;
        }
        return ;
    }
    for (int j=1;j<=n&&ok==1;j++) {
        if (f[j]==0 && m[v[i-1]][j]==0) {
            v[i]=j;
            f[j]=1;
            back(i+1);
            f[j]=0;
        }
    }
}

int main () {

    fin>>n>>k>>M;
    for (i=1;i<=M;i++) {
        fin>>x>>y;
        m[x][y]=1;
        m[y][x]=1;
    }

    ok=1;

    back(1);

    return 0;
}