Program grapho; uses crt ,graphabc; var xc ,yc ,r1 ,r2 ,rc ,ro ,n ,i ,x ,y : integer; a : real; begin repeat write ( 'количество отверстий от 3 до 7 n=' ); read (n ); until n in [3..7 ]; clrscr; hidecursor; xc : =windowwidth div 2; yc : =windowheight div 2; r1 : = 50; r2 : = 150; rc : = 100; ro : = 30; a : =2 *pi /n; circle (xc ,yc ,r2 ); circle (xc ,yc ,r1 ); for i : =1 to n do begin x : =xc +round (rc * cos (a *i ) ); y : =yc -round (rc * sin (a *i ) ); circle (x ,y ,ro ); end; end.
Ответ дал: Гость
var a: array[1..10, 1..10] of integer; i, j, s: integer;
begin s : = 0; for i : = 1 to 10 do begin for j : = 1 to 10 do begin a[i, j] : = random(20) + 1; write(a[i, j]: 3); if (j = 2) and (a[i, j] > 10) then s : = s + a[i, j]; end; writeln; end; writeln('сумма элементов 2го столбца больших 10 равна', s); end.
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