uses crt;
var
a:array[1..100]of integer;
i,n,sum,kol:integer;
sr:real;
begin clrscr;
write('n=');
read(n);
for i:=1 to n do
begin
write('a[',i,']=');
read(a[i]);
end;
writeln;
sum:=0;
kol:=0;
for i:=1 to n do
if a[i]>10 then
begin
sum:=sum+a[i];
inc(kol);
end;
sr:=sum/kol;
writeln('sredn./arifm.=',sr:2:3);
readkey;
end.
Вариант 2
uses crt;
var
a:array[1..100]of integer;
i,n,sum,kol:integer;
sr:real;
begin clrscr;
write('n=');
read(n);
for i:=1 to n do
begin
write('a[',i,']=');
read(a[i]);
end;
writeln;
sum:=0;
kol:=0;
for i:=1 to n do
if a[i]>10 then
begin
sum:=sum+a[i];
kol:=kol+1;
end;
sr:=sum/kol;
writeln('sredn./arifm.=',sr:2:3);
readkey;
end.