uses crt;
var a,b,i,j:integer;
st:string;
begin
clrscr;
repeat
write('Ban muon ve khong:'); readln(st);
if st='Yes' then
begin
write('Nhap chieu dai:'); readln(a);
write('Nhap chieu rong:'); readln(b);
for i:=1 to a do
begin
for j:=1 to b do
write('*');
writeln;
end;
end
else break;
until st='No'
readln;
end.
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