Program FNG;
Uses crt;
Var A: array[1..1000] of longint;
    n,i,dem,d: longint;
Begin
        Clrscr;
        Write('Nhap n: '); Readln(n);
        For i:=1 to n do
        Begin
                Write('A[',i,'] = ');
                Readln(A[i]);
                If A[i]<0 then inc(dem);
                If (A[i] mod 2 = 0) and (i mod 2 = 0) and (A[i]>0) then inc(d);
        End;

        Writeln('So luong cac so nguyen am la: ',dem);
        Write('So cac so chan o vi tri chan la: ',d);

        Readln
End.

uses crt;

var A : array [1 .. 100] of integer;

i, n, d1, d2 : integer;

begin

clrscr;

write('Nhap so n = '); readln(n);

write('Nhap mang gom ', n ,' so : ');

for i := 1 to n do begin read(A[i]);

if A[i] < 0 then d1 := d1 + 1;

if (A[i] mod 2 = 0) and (i mod 2 = 0) then d2 := d2 + 1;

end;

writeln('Co ', d1 ,' so am');

writeln('Co ', d2 ,' so chan o vi tri chan');

readln

end.