===== PascalABC.NET =====
begin
var q := new Queue<integer>(SeqRandom(10, -99, 99));
q.Println;
q.Enqueue(q.Take(5).Sum);
q.Println;
end.
1)
Program n1;
var n,sum,i: integer;
begin
readln(n);
sum:=0;
for i:=2 to n do if i mod 2=0 then sum:=sum+i;
write(sum);
end.
2)
Program n2;
var i,sum: integer;
begin
sum:=0;
for i:=10 to 99 do sum:=sum+i;
write(sum);
end.