program bai_giai;
uses crt;
var A:array[1..10000] of integer;
n,i,t:integer;
begin
clrscr;
write('Nhap n: '); readln(n);
for i:=1 to n do read(A[i]);
t:=0;
for i:=1 to n do
if (A[i] mod 10=3) and (A[i] mod 3<>0) then
begin
write(A[i],' ');
t:=t+A[i];
end;
writeln;
write('Tong la: ',t);
readln;
readln;
end.