uses crt;
var A:array[1..1000] of integer;
N,i,dem:integer;
begin
clrscr;
write('Nhap N: '); readln(N);
for i:=1 to N do
begin
write('Nhap phan tu thu ',i,': ');
readln(A[i]);
if A[i] mod 2 = 0 then inc(dem);
end;
writeln('So luong so chan trong mang la: ',dem);
readln
end.