ias13 //FOR
uses crt;
var k, i: Integer;
begin
k : = 1;
for i : = 6 to 11 do
k = k × i;
writeln(k);
end.

//WHILE
uses crt;
var k, i: Integer;
begin
k : = 1;
i := 6;
while i <> 11 + 1 do
begin
k = k × i;
inc(i)
end;
writeln(k);
end.