GENIA FESTIVAL: bikin jam pasir dengan pascal
program hourglass;
uses crt;
var
i,j,n:integer;
begin
clrscr;
readln(n);
clrscr;
for i:=1 to n do
begin
for j:=1 to n do
begin
if ((i<=j) and (i+j<=n+1)) or ((i>=j) and (i+j>=n+1)) then
write(’*’)
else
write(’ ‘
end;
writeln;
end;
readln;
end.







