program Page13Q6; uses wincrt;
begin
  writeln(' H   H  EEEEE  L      L       OOOO  ');
  writeln(' H   H  E      L      L      O    O ');
  writeln(' HHHHH  EEEE   L      L      O    O ');
  writeln(' H   H  E      L      L      O    O ');
  writeln(' H   H  EEEEE  LLLLL  LLLLL   OOOO  ')
end.

program page13q7; uses wincrt;
begin
  writeln('Our mailing address is :');
  writeln('spcc.4C@schoolteam.net')
end.

program page13q8; uses wincrt;
begin
  writeln('*********************************************');
  writeln('*   Author:         Class 4C  (4C01-28)     *');
  writeln('*   Assignment:     Exercise 1 (8)          *');
  writeln('*   Date:           20/9                    *');
  writeln('*   Teacher:        Mr. Seet                *');
  writeln('*********************************************')
end.

program page13q9; uses wincrt;
const a = 'Computer';
begin
  writeln(a);
  writeln(a,a);
  writeln(a,a,a)
end.