program nested_for;
USES
WINCRT;
var
BARIS,KOLOM:INTEGER;
PILIHAN:char;
BEGIN
PILIHAN:='y';
WHILE (PILIHAN= 'y')OR (PILIHAN= 'y') do
BEGIN
clrscr;
WRITE('INPUT JUMLAH BARIS: ');READLN(BARIS);
WRITE('INPUT JUMLAH KOLOM: ');READLN(KOLOM);
FOR BARIS:=1 TO BARIS DO
BEGIN
FOR KOLOM:= 1TO BARIS DO
WRITE(KOLOM, ' ');
WRITELN;
WRITELN;
END;
write('apakah anda mau mengulang (ya/no): ');readln(pilihan);
end;
READLN;
DONEWINCRT;
END.