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#include<fstream>
using namespace std;
ifstream f("disjoint.in");
ofstream g("disjoint.out");
long long ap[100001],n,m,x,y,k,v,sol[100001],ok,sum,q1,nr,i,j;
int main()
{
f>>n>>m;
for(i=1;i<=n;i++)
ap[i]=i;
for(i=1;i<=m;i++)
{
f>>q1>>x>>y;
if(q1==1)
{
for(j=1;j<=n;j++)
if(ap[j]==y)
ap[j]=x;
ap[y]=ap[x]=x;
}
else
{
if(ap[x]==ap[y])
g<<"DA"<<'\n';
else
g<<"NU"<<'\n';
}
}
/* for(i=1;i<=n;i++)
g<<ap[i]<<" ";*/
return 0;
}