Cod sursa(job #2478433)
Utilizator | Data | 22 octombrie 2019 02:04:59 | |
---|---|---|---|
Problema | Dusman | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 1.14 kb |
#include <fstream>
#include <algorithm>
#define nmax 1001
using namespace std;
ifstream fin("dusman.in");
ofstream fout("dusman.out");
int a[nmax][nmax];
int n,val,m;
int viz[nmax],x[nmax];
int ct;
int valid(int k)
{
if(k>1)
if(a[x[k]][x[k-1]]==1) return 0;
return 1;
}
void Back(int k)
{
for(int i=1; i<=n; i++)
if(viz[i]==0)
{
viz[i]=1;
x[k]=i;
if(valid(k))
if(k==n)
{
ct++;
if(ct==val)
{
for(int i=1; i<=n; i++)
fout<<x[i]<<" ";
exit(EXIT_SUCCESS);
}
}
else Back(k+1);
viz[i]=0;
}
}
int main()
{
fin>>n>>val>>m;
for(int i=1; i<=m; i++)
{
int x,y;
fin>>x>>y;
a[x][y]=a[y][x]=1;
}
Back(1);
return 0;
}