var n,m,i,j,k:integer; 
begin
   readln(n);
   for i:=1 to n do 
     begin
      readln(m);
      for  j:=1 to 3*m do
       begin
        for k:=1 to m do 
          write('ACM');
        writeln;
       end;
     end;
   
  end.
/**************************************************************
	Problem: 2012
	User: admin
	Language: Pascal
	Result: Wrong Answer
****************************************************************/