Program Hotboy;
Uses crt;
Var A:array[1..100] of integer;
I,n : byte;
S:real;
Begin
Clrscr ;
S:=0;
Write('nhao so phan tu trong day'); readln(n);
For i:=1 to n do
Begin
Write('A[',i,']'); readln(A[i]);
End;
For i:=1 to n do
If A[i] mod 9 =0 then
S:=S+ A[i] ;
Writeln('Tong cac phan tu chia het cho 3 va 9 trong mang la',S);
Readln
End.