#include<stdio.h>
FILE *f,*g;
long int n,m,v[10001],i,a,b;
int x;

long int max(long a,long b)
{
if(a>b)
return a;
else
return b;
}

int main()
{
f=fopen("arbint.in","r");
g=fopen("arbint.out","w");
fscanf(f,"%ld %ld",&n,&m);
for(i=1;i<=n;i++)
fscanf(f,"%ld",&v[i]);
for(i=1;i<=m;i++)
{
fscanf(f,"%d %ld %ld",&x,&a,&b);
if(x==0)
fprintf(g,"%ld\n",max(v[a],v[b]));
else
v[a]=v[b];
}

fcloseall();
return 0;
}