Cod sursa(job #2971820)

Utilizator TheNamelessOneCiociia Marius Andrei TheNamelessOne Data 28 ianuarie 2023 09:46:26
Problema Dusman Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.75 kb
#include <fstream>

using namespace std;

ifstream cin ("dusman.in");
ofstream cout ("dusman.out");

int n,k,m,nr,dusmani[1000][1000],p[1000],x[1000];
bool ok=1;

void bectreching(int k)
{
    if (!ok) return;
    if (k==n+1){
        nr++;
        if (nr+1==n){
            for (int i=1; i<=n; ++i) cout<<x[i]<<" ";
            ok=0;
            return;
        }
    }
    for (int i=1; i<=n; i++)
        if (!p[i] && !dusmani[i][x[k-1]])
        {
            p[i]=1;
            x[k]=i;
            bectreching(k+1);
            p[i]=0;
        }
}

int main()
{
    cin>>n>>k>>m;
    int a,b;
    for (int i=1; i<=m; ++i){
        cin>>a>>b;
        dusmani[a][b]=dusmani[b][a]=1;
    }
    bectreching(1);

    return 0;
}