#include <stdio.h>
unsigned n,m,i,t[100001],c,x,y;

unsigned rad(unsigned x)
{
    if(t[x]==0)
        return x;
    t[x]=rad(t[x]);
    return t[x];
}
void reuniune(unsigned x, unsigned y)
{
    int rx,ry;
    rx=rad(x);
    ry=rad(y);
    t[rx]=ry;
}
int main()
{
    FILE *f1,*f2;
    f1=fopen("disjoint.in","r");
    f2=fopen("disjoint.out","w");
    fscanf(f1,"%u%u",&n,&m);
    for(i=0;i<m;i++)
    {
        fscanf(f1,"%u%u%u",&c,&x,&y);
        if(c==1)
            reuniune(x,y);
        else
        {
            if(rad(x)==rad(y))
                fprintf(f2,"DA\n");
            else
                fprintf(f2,"NU\n");
        }
    }
    return 0;
}