tham khảo
Program Hotboy;
Uses crt;
Var A:array[1..100] of integer;
I,n : byte;
S:real;
Begin
Clrscr ;
S:=1;
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 5 =0 then
S:=S* A[i] ;
Writeln('Tong cac phan tu chia het cho 5 trong mang la',S);
Readln
End.
uses crt;
var a:array[1..100]of integer;
i,n,t:integer;
begin
clrscr;
readln(n);
t:=1;
for i:=1 to n do
if a[i] mod 2<>0 then t:=t*a[i];
writeln(t);
readln;
end.