//////////////////////////////////////////////////////////
10+10+20=40 =>64=2^6.
Несёт 6 бит информации.
1 дискета=1,44 мегабайт
игра имеет объём 92160 мегабайт
92160/1,44= <em><u>64000 дискет ...</u></em>
const
n = 7;
var
y: <em>real</em>;
i: <em>integer</em>;
begin
for i := 1 to n do
y := y + n / i;
writeln(y);
end.
Var a,b,c:real;
<span>begin </span>
<span>readln(a); </span>
<span>readln(b); </span>
<span>readln(c); </span>
<span>if (b*b-4*a*c)>=0 then writeln('deistvitelnie korni est!') else writeln('deistvitelnih korney net'); </span>
<span>if (b*b-(4*a*c))>0 then begin writeln('2 kornya'); writeln('x1= ',(-b-sqrt(b*b-4*a*c))/(2*a)); writeln('x2= ',(-b+sqrt(b*b-4*a*c))/(2*a)) end; </span>
<span>if (b*b-(4*a*c))=0 then begin writeln('1 koren'); writeln('x= ',(-b+sqrt(b*b-4*a*c))/(2*a)) end; </span>
<span>end.</span>