program runs perfectly in pc.
import java.io.;
import java.util.;
class max
{
public static void main(String[] args)throws NumberFormatException, IOException{
int max_count=0,max_index=0;
int count;
Scanner sc=new Scanner(System.in);
int T=sc.nextInt();
for(int i=0;i<T;i++){
int E=sc.nextInt();
int array[]=new int[E];
for(int x=0;x<E;x++)array[x]=sc.nextInt(); //init array
for(int y=0;y<E;y++){
count=0;
for(int z=0;z<E;z++)
{
if(array[y]==array[z])count++;
}
if(count>max_count) {
max_count=count;
max_index=y;
}
}
System.out.println(array[max_index]+ " " +max_count);
}
}
}