program Day;

uses crt;

var A:array [1..500] of integer;

      n,i,T,max: integer;

Begin

         clrscr;

         write('Nhap n: '); readln(n);

         for i:=1 to n do

         begin

                  write('A[',i,']='); readln(A[i]);

         end;

         write('1. Cac so chan va chia het cho 5: ');

         for i:=1 to n do

              if (A[i] mod 2=0) and (A[i] mod 5=0) then write(A[i],'  ');

         writeln;

         for i:=1 to n do

              if A[i] mod 2=0 then T:=T+A[i];

         writeln('2. Tong cac so chan = ',T);

         max:=1;

         for i:=1 to n do

              if max<A[i] then max:=A[i];

         write('3. So lon nhat trong day: ',max);

         readln

End.

uses crt;

var a: array [1..1000] of integer;
i,n,s,m: integer;
begin
clrscr;
write('Nhap n: '); readln(n);
for i:=1 to n do
begin
write('nhap phan tu thu ',i,': '); readln(a[i]);
end;
writeln ('cac so chan va chia het cho 5 co ow trong day: ');
for i:=1 to n do
if (a[i] mod 5=0) and (a[i] mod 2=0) then write(a[i]:3);
writeln;
for i:=1 to n do
if (a[i] mod 2=0) then s:=s+a[i];
writeln('tong cac so chan la: ',s);
max:=1;
for i:=1 to n do
if max<a[i] then max:=a[i];
write('so lon nhat trong day la: ',max);
readln;
end.