1. To make storing and finding data fast, a disk drive deals with a … which is a group of sectors. a) track b) bin c) cluster d) junction
2. You had better … cryptic abbreviations in files and folders.
a) give b) avoid c) access d) accept
3. You can avoid growing your list of files to an unmanageable size by … unnecessary files and folders.
a) saving b) deleting c) renaming d) moving
4. File … facilitates the process of organizing and manipulating your computer-based files.
a) location b) extension c) performance d) management
5. The operating system revises the index file to … the new file name and its location.
a) erase b) include c) number d) exclude
6. … a file is stored on a disk, CD, etc., the storage medium should be formatted.
a) before b) after c) while d) since
7. The pattern of … tracks and sectors is dependent on the storage medium and your PC’s operating system.
a) dividing b) selecting c) numbering d) arranging
Программа:
var
n, i: integer;
cur_str, prev_str: string;
begin
read(n);
prev_str := '';
for i := 1 to n do {Генерируем строки по порядку от 1 до n}
begin
str(i, cur_str); {Записываем в текущую строку её порядковый номер}
cur_str := prev_str + prev_str + cur_str; {Дописываем предыдущую строку два раза в начало}
prev_str := cur_str; {Записываем текущею строку вместо предудущей}
end;
writeln(cur_str);
end.